Fixed: [  Issue 70  ] Validation doesn't start until editing
https://code.google.com/p/protobuf-dt/issues/detail?id=70

Working on preference page for validation options.
diff --git a/com.google.eclipse.protobuf.ui/plugin.xml b/com.google.eclipse.protobuf.ui/plugin.xml
index ee1e0c4..1d7833d 100644
--- a/com.google.eclipse.protobuf.ui/plugin.xml
+++ b/com.google.eclipse.protobuf.ui/plugin.xml
@@ -48,7 +48,7 @@
   </extension>
   <extension point="org.eclipse.ui.preferencePages">
     <page
-      class="com.google.eclipse.protobuf.ui.ProtobufExecutableExtensionFactory:com.google.eclipse.protobuf.ui.preferences.pages.general.GeneralSettingsPreferencePage"
+      class="com.google.eclipse.protobuf.ui.ProtobufExecutableExtensionFactory:com.google.eclipse.protobuf.ui.preferences.pages.general.GeneralPreferencePage"
       id="com.google.eclipse.protobuf.Protobuf" name="%page.name">
       <keywordReference id="com.google.eclipse.protobuf.ui.keyword_Protobuf" />
     </page>
@@ -161,7 +161,7 @@
   </extension>
   <extension point="org.eclipse.ui.propertyPages">
     <page
-      class="com.google.eclipse.protobuf.ui.ProtobufExecutableExtensionFactory:com.google.eclipse.protobuf.ui.preferences.pages.general.GeneralSettingsPreferencePage"
+      class="com.google.eclipse.protobuf.ui.ProtobufExecutableExtensionFactory:com.google.eclipse.protobuf.ui.preferences.pages.general.GeneralPreferencePage"
       id="com.google.eclipse.protobuf.Protobuf"
       name="%page.name" selectionFilter="single">
     </page>
diff --git a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/ProtobufUiModule.java b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/ProtobufUiModule.java
index 01dc172..a8b5b8e 100644
--- a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/ProtobufUiModule.java
+++ b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/ProtobufUiModule.java
@@ -32,10 +32,11 @@
 import com.google.eclipse.protobuf.ui.outline.*;
 import com.google.eclipse.protobuf.ui.preferences.PreferenceStoreAccess;
 import com.google.eclipse.protobuf.ui.preferences.pages.compiler.CompilerPreferenceStoreInitializer;
+import com.google.eclipse.protobuf.ui.preferences.pages.general.GeneralPreferenceStoreInitializer;
 import com.google.eclipse.protobuf.ui.preferences.pages.paths.PathsPreferenceStoreInitializer;
 import com.google.eclipse.protobuf.ui.scoping.FileUriResolver;
 import com.google.eclipse.protobuf.ui.validation.ValidateOnActivation;
-import com.google.inject.*;
+import com.google.inject.Binder;
 
 /**
  * Use this class to register components to be used within the IDE.
@@ -45,7 +46,7 @@
 public class ProtobufUiModule extends AbstractProtobufUiModule {
 
   public static final String PLUGIN_ID = "com.google.eclipse.protobuf.ui";
-  
+
   public ProtobufUiModule(AbstractUIPlugin plugin) {
     super(plugin);
     setValidationTrigger(PlatformUI.getWorkbench().getActiveWorkbenchWindow(), plugin);
@@ -75,6 +76,10 @@
           .to(LinkWithEditor.class);
   }
 
+  public void configureGeneralSettingsPreferencesInitializer(Binder binder) {
+    configurePreferenceInitializer(binder, "generalPreferences", GeneralPreferenceStoreInitializer.class);
+  }
+
   public void configureCompilerPreferencesInitializer(Binder binder) {
     configurePreferenceInitializer(binder, "compilerPreferences", CompilerPreferenceStoreInitializer.class);
   }
@@ -106,7 +111,7 @@
   public void configureSemanticHighlightingCalculator(Binder binder) {
     binder.bind(ISemanticHighlightingCalculator.class).to(ProtobufSemanticHighlightingCalculator.class);
   }
-  
+
   public void configurePreferenceStoreAccess(Binder binder) {
     binder.bind(IPreferenceStoreAccess.class).to(PreferenceStoreAccess.class);
   }
diff --git a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/builder/ProtobufBuildParticipant.java b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/builder/ProtobufBuildParticipant.java
index e99e78e..60f8aaf 100644
--- a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/builder/ProtobufBuildParticipant.java
+++ b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/builder/ProtobufBuildParticipant.java
@@ -40,12 +40,12 @@
 
   @Inject private ProtocOutputParser outputParser;
   @Inject private ProtocCommandFactory commandFactory;
-  @Inject private CompilerPreferencesProvider compilerPreferencesProvider;
+  @Inject private CompilerPreferencesFactory compilerPreferencesFactory;
   @Inject private PathsPreferencesFactory pathsPreferencesFactory;
 
   public void build(IBuildContext context, IProgressMonitor monitor) throws CoreException {
     IProject project = context.getBuiltProject();
-    CompilerPreferences preferences = compilerPreferencesProvider.getPreferences(project);
+    CompilerPreferences preferences = compilerPreferencesFactory.preferences(project);
     if (!preferences.shouldCompileProtoFiles()) return;
     List<Delta> deltas = context.getDeltas();
     if (deltas.isEmpty()) return;
diff --git a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/compiler/CompilerPreferencesProvider.java b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/compiler/CompilerPreferencesFactory.java
similarity index 87%
rename from com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/compiler/CompilerPreferencesProvider.java
rename to com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/compiler/CompilerPreferencesFactory.java
index 1b5ca2f..343560d 100644
--- a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/compiler/CompilerPreferencesProvider.java
+++ b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/compiler/CompilerPreferencesFactory.java
@@ -17,15 +17,15 @@
 import com.google.inject.Inject;
 
 /**
- * Reads compiler preferences.
+ * Factory of <code>{@link CompilerPreferences}</code>.
  *
  * @author alruiz@google.com (Alex Ruiz)
  */
-public class CompilerPreferencesProvider {
+public class CompilerPreferencesFactory {
 
   @Inject private IPreferenceStoreAccess storeAccess;
 
-  public CompilerPreferences getPreferences(IProject project) {
+  public CompilerPreferences preferences(IProject project) {
     IPreferenceStore store = storeAccess.getWritablePreferenceStore(project);
     boolean useProjectPreferences = enableProjectSettings(store).value();
     if (!useProjectPreferences) store = storeAccess.getWritablePreferenceStore();
diff --git a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/EnableProjectSettingsPreference.java b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/EnableProjectSettingsPreference.java
new file mode 100644
index 0000000..729f3b4
--- /dev/null
+++ b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/EnableProjectSettingsPreference.java
@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2011 Google Inc.
+ *
+ * All rights reserved. This program and the accompanying materials are made available under the terms of the Eclipse
+ * Public License v1.0 which accompanies this distribution, and is available at
+ *
+ * http://www.eclipse.org/legal/epl-v10.html
+ */
+package com.google.eclipse.protobuf.ui.preferences.pages.general;
+
+import org.eclipse.jface.preference.IPreferenceStore;
+
+import com.google.eclipse.protobuf.ui.preferences.BooleanPreference;
+
+/**
+ * @author alruiz@google.com (Alex Ruiz)
+ */
+class EnableProjectSettingsPreference {
+
+  static BooleanPreference enableProjectSettings(IPreferenceStore store) {
+    return new BooleanPreference("general.enableProjectSettings", store);
+  }
+
+  private EnableProjectSettingsPreference() {}
+}
diff --git a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/GeneralPreferencePage.java b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/GeneralPreferencePage.java
new file mode 100644
index 0000000..0f22af1
--- /dev/null
+++ b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/GeneralPreferencePage.java
@@ -0,0 +1,60 @@
+/*
+ * Copyright (c) 2011 Google Inc.
+ *
+ * All rights reserved. This program and the accompanying materials are made available under the terms of the Eclipse
+ * Public License v1.0 which accompanies this distribution, and is available at
+ *
+ * http://www.eclipse.org/legal/epl-v10.html
+ */
+package com.google.eclipse.protobuf.ui.preferences.pages.general;
+
+import static com.google.eclipse.protobuf.ui.preferences.binding.BindingToButtonSelection.bindSelectionOf;
+import static com.google.eclipse.protobuf.ui.preferences.pages.general.EnableProjectSettingsPreference.enableProjectSettings;
+import static com.google.eclipse.protobuf.ui.preferences.pages.general.Messages.*;
+
+import org.eclipse.jface.preference.IPreferenceStore;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.layout.*;
+import org.eclipse.swt.widgets.*;
+
+import com.google.eclipse.protobuf.ui.preferences.BooleanPreference;
+import com.google.eclipse.protobuf.ui.preferences.binding.PreferenceBinder;
+import com.google.eclipse.protobuf.ui.preferences.pages.PreferenceAndPropertyPage;
+
+/**
+ * @author alruiz@google.com (Alex Ruiz)
+ */
+public class GeneralPreferencePage extends PreferenceAndPropertyPage {
+
+  private static final String PREFERENCE_PAGE_ID = "com.google.eclipse.protobuf.Protobuf";
+
+  private Button btnValidateOnActivation;
+
+  @Override protected void doCreateContents(Composite contents) {
+    // generated by WindowBuilder
+    Group grpValidation = new Group(contents, SWT.NONE);
+    grpValidation.setLayout(new GridLayout(1, false));
+    grpValidation.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 3, 1));
+    grpValidation.setText(contentValidation);
+
+    btnValidateOnActivation = new Button(grpValidation, SWT.CHECK);
+    btnValidateOnActivation.setText(validateFilesOnActivation);
+  }
+
+  @Override protected BooleanPreference enableProjectSettingsPreference(IPreferenceStore store) {
+    return enableProjectSettings(store);
+  }
+
+  @Override protected void setupBinding(PreferenceBinder preferenceBinder) {
+    RawPreferences preferences = new RawPreferences(getPreferenceStore());
+    preferenceBinder.addAll(
+        bindSelectionOf(btnValidateOnActivation).to(preferences.validateFilesOnActivation())
+      );
+  }
+
+  @Override protected void onProjectSettingsActivation(boolean active) {}
+
+  @Override protected String preferencePageId() {
+    return PREFERENCE_PAGE_ID;
+  }
+}
diff --git a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/GeneralPreferenceStoreInitializer.java b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/GeneralPreferenceStoreInitializer.java
new file mode 100644
index 0000000..7151133
--- /dev/null
+++ b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/GeneralPreferenceStoreInitializer.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2011 Google Inc.
+ *
+ * All rights reserved. This program and the accompanying materials are made available under the terms of the Eclipse
+ * Public License v1.0 which accompanies this distribution, and is available at
+ *
+ * http://www.eclipse.org/legal/epl-v10.html
+ */
+package com.google.eclipse.protobuf.ui.preferences.pages.general;
+
+import static com.google.eclipse.protobuf.ui.preferences.pages.general.EnableProjectSettingsPreference.enableProjectSettings;
+
+import org.eclipse.jface.preference.IPreferenceStore;
+import org.eclipse.xtext.ui.editor.preferences.*;
+
+/**
+ * Initializes default values for the "Paths" preferences.
+ *
+ * @author alruiz@google.com (Alex Ruiz)
+ */
+public class GeneralPreferenceStoreInitializer implements IPreferenceStoreInitializer {
+
+  /** {@inheritDoc} */
+  public void initialize(IPreferenceStoreAccess access) {
+    IPreferenceStore store = access.getWritablePreferenceStore();
+    enableProjectSettings(store).defaultValue(false);
+    RawPreferences preferences = new RawPreferences(store);
+    preferences.validateFilesOnActivation().defaultValue(true);
+  }
+}
diff --git a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/GeneralPreferences.java b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/GeneralPreferences.java
new file mode 100644
index 0000000..fa96a0c
--- /dev/null
+++ b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/GeneralPreferences.java
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2011 Google Inc.
+ *
+ * All rights reserved. This program and the accompanying materials are made available under the terms of the Eclipse
+ * Public License v1.0 which accompanies this distribution, and is available at
+ *
+ * http://www.eclipse.org/legal/epl-v10.html
+ */
+package com.google.eclipse.protobuf.ui.preferences.pages.general;
+
+import org.eclipse.core.resources.IProject;
+import org.eclipse.jface.preference.IPreferenceStore;
+
+/**
+ * General preferences, retrieved from an <code>{@link IPreferenceStore}</code>. To create a new instance invoke
+ * <code>{@link GeneralPreferencesFactory#preferences(IProject)}</code>
+ *
+ * @author alruiz@google.com (Alex Ruiz)
+ */
+public class GeneralPreferences {
+
+  private final boolean validateFilesOnActivation;
+
+  GeneralPreferences(RawPreferences preferences) {
+    validateFilesOnActivation = preferences.validateFilesOnActivation().value();
+  }
+
+  public boolean validateFilesOnActivation() {
+    return validateFilesOnActivation;
+  }
+}
diff --git a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/compiler/CompilerPreferencesProvider.java b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/GeneralPreferencesFactory.java
similarity index 66%
copy from com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/compiler/CompilerPreferencesProvider.java
copy to com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/GeneralPreferencesFactory.java
index 1b5ca2f..fb58e94 100644
--- a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/compiler/CompilerPreferencesProvider.java
+++ b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/GeneralPreferencesFactory.java
@@ -6,9 +6,9 @@
  *
  * http://www.eclipse.org/legal/epl-v10.html
  */
-package com.google.eclipse.protobuf.ui.preferences.pages.compiler;
+package com.google.eclipse.protobuf.ui.preferences.pages.general;
 
-import static com.google.eclipse.protobuf.ui.preferences.pages.compiler.EnableProjectSettingsPreference.enableProjectSettings;
+import static com.google.eclipse.protobuf.ui.preferences.pages.general.EnableProjectSettingsPreference.enableProjectSettings;
 
 import org.eclipse.core.resources.IProject;
 import org.eclipse.jface.preference.IPreferenceStore;
@@ -17,18 +17,18 @@
 import com.google.inject.Inject;
 
 /**
- * Reads compiler preferences.
+ * Factory of <code>{@link GeneralPreferences}</code>.
  *
  * @author alruiz@google.com (Alex Ruiz)
  */
-public class CompilerPreferencesProvider {
+public class GeneralPreferencesFactory {
 
   @Inject private IPreferenceStoreAccess storeAccess;
 
-  public CompilerPreferences getPreferences(IProject project) {
+  public GeneralPreferences preferences(IProject project) {
     IPreferenceStore store = storeAccess.getWritablePreferenceStore(project);
     boolean useProjectPreferences = enableProjectSettings(store).value();
     if (!useProjectPreferences) store = storeAccess.getWritablePreferenceStore();
-    return new CompilerPreferences(new RawPreferences(store));
+    return new GeneralPreferences(new RawPreferences(store));
   }
 }
diff --git a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/GeneralSettingsPreferencePage.java b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/GeneralSettingsPreferencePage.java
deleted file mode 100644
index f07ba22..0000000
--- a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/GeneralSettingsPreferencePage.java
+++ /dev/null
@@ -1,54 +0,0 @@
-/*
- * Copyright (c) 2011 Google Inc.
- *
- * All rights reserved. This program and the accompanying materials are made available under the terms of the Eclipse
- * Public License v1.0 which accompanies this distribution, and is available at
- *
- * http://www.eclipse.org/legal/epl-v10.html
- */
-package com.google.eclipse.protobuf.ui.preferences.pages.general;
-
-import org.eclipse.jface.preference.IPreferenceStore;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.layout.*;
-import org.eclipse.swt.widgets.*;
-
-import com.google.eclipse.protobuf.ui.preferences.BooleanPreference;
-import com.google.eclipse.protobuf.ui.preferences.binding.PreferenceBinder;
-import com.google.eclipse.protobuf.ui.preferences.pages.PreferenceAndPropertyPage;
-
-/**
- * @author alruiz@google.com (Alex Ruiz)
- */
-public class GeneralSettingsPreferencePage extends PreferenceAndPropertyPage {
-
-  private static final String PREFERENCE_PAGE_ID = GeneralSettingsPreferencePage.class.getName();
-
-  /** {@inheritDoc} */
-  @Override protected void doCreateContents(Composite contents) {
-    // generated by WindowBuilder
-    Group grpValidation = new Group(contents, SWT.NONE);
-    grpValidation.setLayout(new GridLayout(1, false));
-    grpValidation.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 3, 1));
-    grpValidation.setText("Content Validation");
-
-    Button btnValidateOnActivation = new Button(grpValidation, SWT.CHECK);
-    btnValidateOnActivation.setText("Validate files when activated");
-  }
-
-  /** {@inheritDoc} */
-  @Override protected BooleanPreference enableProjectSettingsPreference(IPreferenceStore store) {
-    return null;
-  }
-
-  /** {@inheritDoc} */
-  @Override protected void setupBinding(PreferenceBinder preferenceBinder) {}
-
-  /** {@inheritDoc} */
-  @Override protected void onProjectSettingsActivation(boolean active) {}
-
-  /** {@inheritDoc} */
-  @Override protected String preferencePageId() {
-    return PREFERENCE_PAGE_ID;
-  }
-}
diff --git a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/Messages.java b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/Messages.java
new file mode 100644
index 0000000..cfba0ba
--- /dev/null
+++ b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/Messages.java
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2011 Google Inc.
+ *
+ * All rights reserved. This program and the accompanying materials are made available under the terms of the Eclipse
+ * Public License v1.0 which accompanies this distribution, and is available at
+ *
+ * http://www.eclipse.org/legal/epl-v10.html
+ */
+package com.google.eclipse.protobuf.ui.preferences.pages.general;
+
+import org.eclipse.osgi.util.NLS;
+
+/**
+ * @author alruiz@google.com (Alex Ruiz)
+ */
+public class Messages extends NLS {
+
+  public static String contentValidation;
+  public static String validateFilesOnActivation;
+
+  static {
+    Class<Messages> targetType = Messages.class;
+    NLS.initializeMessages(targetType.getName(), targetType);
+  }
+
+  private Messages() {}
+}
diff --git a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/Messages.properties b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/Messages.properties
new file mode 100644
index 0000000..35c51ce
--- /dev/null
+++ b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/Messages.properties
@@ -0,0 +1,2 @@
+contentValidation=Content Validation
+validateFilesOnActivation=Validate files when activated in editor
diff --git a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/RawPreferences.java b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/RawPreferences.java
new file mode 100644
index 0000000..1297dfc
--- /dev/null
+++ b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/general/RawPreferences.java
@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2011 Google Inc.
+ *
+ * All rights reserved. This program and the accompanying materials are made available under the terms of the Eclipse
+ * Public License v1.0 which accompanies this distribution, and is available at
+ *
+ * http://www.eclipse.org/legal/epl-v10.html
+ */
+package com.google.eclipse.protobuf.ui.preferences.pages.general;
+
+import org.eclipse.jface.preference.IPreferenceStore;
+
+import com.google.eclipse.protobuf.ui.preferences.BooleanPreference;
+
+/**
+ * @author alruiz@google.com (Alex Ruiz)
+ */
+class RawPreferences {
+
+  private final BooleanPreference validateFilesOnActivation;
+
+  RawPreferences(IPreferenceStore store) {
+    validateFilesOnActivation = new BooleanPreference("validation.validateFilesOnActivation", store);
+  }
+
+  BooleanPreference validateFilesOnActivation() {
+    return validateFilesOnActivation;
+  }
+}
diff --git a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/paths/PathsPreferencesFactory.java b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/paths/PathsPreferencesFactory.java
index 8b48810..f5f3009 100644
--- a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/paths/PathsPreferencesFactory.java
+++ b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/preferences/pages/paths/PathsPreferencesFactory.java
@@ -19,7 +19,6 @@
  *
  * @author alruiz@google.com (Alex Ruiz)
  */
-
 public class PathsPreferencesFactory {
 
   @Inject private IPreferenceStoreAccess storeAccess;