1 files changed, 52 insertions, 0 deletions
diff --git a/chromium/content/browser/renderer_host/java/java_bridge_channel_host.h b/chromium/content/browser/renderer_host/java/java_bridge_channel_host.h
new file mode 100644
index 00000000000..3f3f1468e9b
--- /dev/null
+++ b/chromium/content/browser/renderer_host/java/java_bridge_channel_host.h
@@ -0,0 +1,52 @@
+// Copyright (c) 2012 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_BROWSER_RENDERER_HOST_JAVA_JAVA_BRIDGE_CHANNEL_HOST_H_
+#define CONTENT_BROWSER_RENDERER_HOST_JAVA_JAVA_BRIDGE_CHANNEL_HOST_H_
+
+#include "content/child/npapi/np_channel_base.h"
+
+namespace content {
+
+class JavaBridgeChannelHost : public NPChannelBase {
+ public:
+  static JavaBridgeChannelHost* GetJavaBridgeChannelHost(
+      int renderer_id,
+      base::MessageLoopProxy* ipc_message_loop);
+
+  // A threadsafe function to generate a unique route ID. Used by the
+  // JavaBridgeDispatcherHost on the UI thread and this class on the Java
+  // Bridge's background thread.
+  static int ThreadsafeGenerateRouteID();
+
+  // NPChannelBase implementation:
+  virtual int GenerateRouteID() OVERRIDE;
+
+  // NPChannelBase override:
+  virtual bool Init(base::MessageLoopProxy* ipc_message_loop,
+                    bool create_pipe_now,
+                    base::WaitableEvent* shutdown_event) OVERRIDE;
+
+ protected:
+  // NPChannelBase override:
+  virtual bool OnControlMessageReceived(const IPC::Message& message) OVERRIDE;
+
+ private:
+  JavaBridgeChannelHost() {}
+  friend class base::RefCountedThreadSafe<JavaBridgeChannelHost>;
+  virtual ~JavaBridgeChannelHost();
+
+  static NPChannelBase* ClassFactory() {
+    return new JavaBridgeChannelHost();
+  }
+
+  // Message handlers
+  void OnGenerateRouteID(int* route_id);
+
+  DISALLOW_COPY_AND_ASSIGN(JavaBridgeChannelHost);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_RENDERER_HOST_JAVA_JAVA_BRIDGE_CHANNEL_HOST_H_