[Android] Java Bridge with Gin: implement Java Bridge dispatcher

content/renderer/java/gin_java_bridge_dispatcher.h

Index: content/renderer/java/gin_java_bridge_dispatcher.h
diff --git a/content/renderer/java/gin_java_bridge_dispatcher.h b/content/renderer/java/gin_java_bridge_dispatcher.h
index 13c67771552e42b007a305de6c9de617b0b6f1b9..efbd19f1c4c29dc109947e74e83197057fd55520 100644
--- a/content/renderer/java/gin_java_bridge_dispatcher.h
+++ b/content/renderer/java/gin_java_bridge_dispatcher.h
@@ -12,6 +12,7 @@
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/values.h"
+#include "content/common/android/gin_java_bridge_errors.h"
 #include "content/public/renderer/render_frame_observer.h"
 
 namespace blink {
@@ -50,7 +51,8 @@ class GinJavaBridgeDispatcher
   bool HasJavaMethod(ObjectID object_id, const std::string& method_name);
   scoped_ptr<base::Value> InvokeJavaMethod(ObjectID object_id,
                                            const std::string& method_name,
-                                           const base::ListValue& arguments);
+                                           const base::ListValue& arguments,
+                                           GinJavaBridgeError* error);
   GinJavaBridgeObject* GetObject(ObjectID object_id);
   void OnGinJavaBridgeObjectDeleted(ObjectID object_id);