[gwt-contrib] Make RfValidator Java7 Compat. (issue1743803)

[acleung]

Reviewers: rdayal,

Description:
Make RfValidator Java7 Compat.

Please review this at http://gwt-code-reviews.appspot.com/1743803/

Affected files:
  M user/src/com/google/web/bindery/requestfactory/apt/RfValidator.java
  M user/test/com/google/web/bindery/requestfactory/apt/ExpectCollector.java


Index: user/src/com/google/web/bindery/requestfactory/apt/RfValidator.java
===================================================================
--- user/src/com/google/web/bindery/requestfactory/apt/RfValidator.java	 
(revision 11054)
+++ user/src/com/google/web/bindery/requestfactory/apt/RfValidator.java	 
(working copy)
@@ -36,7 +36,6 @@
  * The entry point for annotation validation.
  */
 @SupportedAnnotationTypes("*")
-@SupportedSourceVersion(SourceVersion.RELEASE_6)
  
@SupportedOptions({"rootOverride", "suppressErrors", "suppressWarnings", "verbose"})
 public class RfValidator extends AbstractProcessor {

@@ -46,6 +45,11 @@
   private boolean forceErrors;
   private State state;

+  @Override
+  public SourceVersion getSupportedSourceVersion() {
+      return SourceVersion.latestSupported();
+  }
+
   @Override
   public synchronized void init(ProcessingEnvironment processingEnv) {
     super.init(processingEnv);
Index:  
user/test/com/google/web/bindery/requestfactory/apt/ExpectCollector.java
===================================================================
---  
user/test/com/google/web/bindery/requestfactory/apt/ExpectCollector.java	 
(revision 11054)
+++  
user/test/com/google/web/bindery/requestfactory/apt/ExpectCollector.java	 
(working copy)
@@ -39,12 +39,19 @@
 @SupportedAnnotationTypes({
     "com.google.web.bindery.requestfactory.apt.Expect",
     "com.google.web.bindery.requestfactory.apt.Expected"})
-@SupportedSourceVersion(SourceVersion.RELEASE_6)
 class ExpectCollector extends AbstractProcessor {
+
+  @Override
+  public SourceVersion getSupportedSourceVersion() {
+      return SourceVersion.latestSupported();
+  }
+
   class Scanner extends ElementScanner6<Void, Void> {

     private final Messager messager;

+
+
     public Scanner(Messager messager) {
       this.messager = messager;
     }


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