Define DevTools content API

content/browser/debugger/worker_devtools_message_filter.h

Index: content/browser/debugger/worker_devtools_message_filter.h
diff --git a/content/browser/debugger/worker_devtools_message_filter.h b/content/browser/debugger/worker_devtools_message_filter.h
index 23cd5499097f309669bc66d1476923d0d4532fc7..bfa96bd3e744d17a573f87de6dd30d6d690cabb2 100644
--- a/content/browser/debugger/worker_devtools_message_filter.h
+++ b/content/browser/debugger/worker_devtools_message_filter.h
@@ -9,6 +9,8 @@
 #include "base/callback_forward.h"
 #include "content/browser/browser_message_filter.h"
 
+namespace content {
+
 class WorkerDevToolsMessageFilter : public BrowserMessageFilter {
  public:
   explicit WorkerDevToolsMessageFilter(int worker_process_host_id);
@@ -20,7 +22,7 @@ class WorkerDevToolsMessageFilter : public BrowserMessageFilter {
   virtual bool OnMessageReceived(const IPC::Message& message,
                                  bool* message_was_ok) OVERRIDE;
   // Message handlers.
-  void OnForwardToClient(const IPC::Message& message);
+  void OnDispatchOnInspectorFrontend(const std::string& message);
   void OnSaveAgentRumtimeState(const std::string& state);
 
   int worker_process_host_id_;
@@ -29,4 +31,6 @@ class WorkerDevToolsMessageFilter : public BrowserMessageFilter {
   DISALLOW_COPY_AND_ASSIGN(WorkerDevToolsMessageFilter);
 };
 
+}  // namespace content
+
 #endif  // CONTENT_BROWSER_DEBUGGER_WORKER_DEVTOOLS_MESSAGE_FILTER_H_