Fixed recognition of old proto syntax.

com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/parser/PreferenceDrivenProtobufParser.java

diff --git a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/parser/PreferenceDrivenProtobufParser.java b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/parser/PreferenceDrivenProtobufParser.java
index 8aefb99..8b89035 100644
--- a/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/parser/PreferenceDrivenProtobufParser.java
+++ b/com.google.eclipse.protobuf.ui/src/com/google/eclipse/protobuf/ui/parser/PreferenceDrivenProtobufParser.java
@@ -42,9 +42,6 @@
   }
 
   private boolean isNotProto2(IParseResult result) {
-    if (!result.hasSyntaxErrors()) {
-      return false;
-    }
     for (INode node : result.getSyntaxErrors()) {
       if (isNonProto2(node.getSyntaxErrorMessage())) {
         return true;