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..582a3503e98e8ead8fa136250174f4c90db81214 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;
 
@@ -119,13 +124,23 @@ class AutocompleteControllerAndroid : public AutocompleteControllerDelegate,
   // e.g. http://xn--6q8b.kr/ --> 한.kr
   base::string16 FormatURLUsingAcceptLanguages(GURL url);
 
+  // A helper method for fetching the top synchronous autocomplete result.
+  // The |prevent_inline_autocomplete| flag is passed to the AutocompleteInput
+  // object, see documentation there for its description.
+  base::android::ScopedJavaLocalRef<jobject> GetTopSynchronousResult(
+      JNIEnv* env,
+      jobject obj,
+      jstring j_text,
+      bool prevent_inline_autocomplete);
+
   scoped_ptr<AutocompleteController> autocomplete_controller_;
 
   // 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
+  // from GetTopSynchronousResult().
+  bool inside_synchronous_start_;
 
   JavaObjectWeakGlobalRef weak_java_autocomplete_controller_android_;
   Profile* profile_;