[Android] Fix method invocation and wrappers cleanup handling in Java Bridge

content/renderer/java/gin_java_function_invocation_helper.h

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CONTENT_RENDERER_JAVA_GIN_JAVA_FUNCTION_INVOCATION_HELPER_H_
+#define CONTENT_RENDERER_JAVA_GIN_JAVA_FUNCTION_INVOCATION_HELPER_H_
+
+#include "base/memory/scoped_ptr.h"
+#include "base/memory/weak_ptr.h"
+#include "content/renderer/java/gin_java_bridge_dispatcher.h"
+#include "gin/arguments.h"
+#include "gin/handle.h"
+
+namespace content {
+
+class GinJavaBridgeValueConverter;
+
+class GinJavaFunctionInvocationHelper {
+ public:
+  GinJavaFunctionInvocationHelper(
+      const std::string& method_name,
+      const base::WeakPtr<GinJavaBridgeDispatcher>& dispatcher);
+  ~GinJavaFunctionInvocationHelper();
+
+  v8::Handle<v8::Value> Invoke(gin::Arguments* args);
+
+ private:
+  std::string method_name_;
+  base::WeakPtr<GinJavaBridgeDispatcher> dispatcher_;
+  scoped_ptr<GinJavaBridgeValueConverter> converter_;
+
+  DISALLOW_COPY_AND_ASSIGN(GinJavaFunctionInvocationHelper);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_RENDERER_JAVA_GIN_JAVA_FUNCTION_INVOCATION_HELPER_H_