Add a method to retrieve the top synchronous suggestion.

chrome/browser/android/omnibox/autocomplete_controller_android.h

Index: chrome/browser/android/omnibox/autocomplete_controller_android.h
diff --git a/chrome/browser/android/omnibox/autocomplete_controller_android.h b/chrome/browser/android/omnibox/autocomplete_controller_android.h
index d961068e7b302c550b47c06a54b3d3c814ff2912..63de5e890cb9e3b02056b6269b58d9b1643e48ec 100644
--- a/chrome/browser/android/omnibox/autocomplete_controller_android.h
+++ b/chrome/browser/android/omnibox/autocomplete_controller_android.h
@@ -67,6 +67,11 @@ class AutocompleteControllerAndroid : public AutocompleteControllerDelegate,
       jint selected_index,
       jlong elapsed_time_since_input_change);
 
+  base::android::ScopedJavaLocalRef<jobject> GetTopSynchronousMatch(
+      JNIEnv* env,
+      jobject obj,
+      jstring query);
+
   // KeyedService:
   virtual void Shutdown() OVERRIDE;
 
@@ -124,8 +129,9 @@ class AutocompleteControllerAndroid : public AutocompleteControllerDelegate,
   // Last input we sent to the autocomplete controller.
   AutocompleteInput input_;
 
-  // Whether we're currently inside a call to Classify().
-  bool inside_classify_;
+  // Whether we're currently inside a call to Start() that's called
+  // for Classify() or GetTopSynchronousMatch()
+  bool inside_synchronous_start_;
 
   JavaObjectWeakGlobalRef weak_java_autocomplete_controller_android_;
   Profile* profile_;