Handle @Annotated parameters when generating JNI headers from Java.

chrome/android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetsBridge.java

Index: chrome/android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetsBridge.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetsBridge.java b/chrome/android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetsBridge.java
index a812fff89f5502c02f7ac1da68a5e97d86b9fd42..03283bd6e85cbb05b2f2cd1e5d9becf1f0970f19 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetsBridge.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetsBridge.java
@@ -167,20 +167,20 @@ public class SnippetsBridge implements SuggestionsSource {
     }
 
     @CalledByNative
-    private void onNewSuggestions(/* @CategoryInt */ int category) {
+    private void onNewSuggestions(@CategoryInt int category) {
         assert mNativeSnippetsBridge != 0;
         assert mObserver != null;
         mObserver.onNewSuggestions(category);
     }
 
     @CalledByNative
-    private void onCategoryStatusChanged(/* @CategoryInt */ int category, /* @CategoryStatusEnum */
-            int newStatus) {
+    private void onCategoryStatusChanged(@CategoryInt int category,
+            @CategoryStatusEnum int newStatus) {
         if (mObserver != null) mObserver.onCategoryStatusChanged(category, newStatus);
     }
 
     @CalledByNative
-    private void onSuggestionInvalidated(/* @CategoryInt */ int category, String suggestionId) {
+    private void onSuggestionInvalidated(@CategoryInt int category, String suggestionId) {
         if (mObserver != null) mObserver.onSuggestionInvalidated(category, suggestionId);
     }