Modify Chromoting logging to hook into base logging.

remoting/client/plugin/chromoting_instance.h

 // Copyright (c) 2011 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.
 
 // TODO(ajwong): We need to come up with a better description of the
 // responsibilities for each thread.
 
 #ifndef REMOTING_CLIENT_PLUGIN_CHROMOTING_INSTANCE_H_
 #define REMOTING_CLIENT_PLUGIN_CHROMOTING_INSTANCE_H_
 
 #include <string>
 
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_rect.h"
 #include "ppapi/c/pp_resource.h"
 #include "ppapi/cpp/var.h"
 #include "ppapi/cpp/private/instance_private.h"
 #include "remoting/client/client_context.h"
 #include "remoting/client/plugin/chromoting_scriptable_object.h"
-#include "remoting/client/plugin/pepper_client_logger.h"
 #include "remoting/protocol/connection_to_host.h"
 
-class MessageLoop;
-
 namespace base {
 class Thread;
 }  // namespace base
 
 namespace pp {
 class InputEvent;
 class Module;
 }  // namespace pp
 
 namespace remoting {
 
 namespace protocol {
 class ConnectionToHost;
 }  // namespace protocol
 
 class ChromotingClient;
 class ChromotingStats;
 class ClientContext;
 class InputHandler;
 class JingleThread;
 class PepperView;
 class PepperViewProxy;
 class RectangleUpdateDecoder;
+class TaskThreadProxy;
 
 struct ClientConfig;
 
 namespace protocol {
 class HostConnection;
 }  // namespace protocol
 
 class ChromotingInstance : public pp::InstancePrivate {
  public:
   // The mimetype for which this plugin is registered.
@@ skipping 15 matching lines @@
   // Convenience wrapper to get the ChromotingScriptableObject.
   ChromotingScriptableObject* GetScriptableObject();
 
   // Called by ChromotingScriptableObject to provide username and password.
   void SubmitLoginInfo(const std::string& username,
                        const std::string& password);
 
   // Called by ChromotingScriptableObject to set scale-to-fit.
   void SetScaleToFit(bool scale_to_fit);
 
-  void Log(int severity, const char* format, ...);
-  void VLog(int verboselevel, const char* format, ...);
-
   // Return statistics record by ChromotingClient.
   // If no connection is currently active then NULL will be returned.
   ChromotingStats* GetStats();
 
   void ReleaseAllKeys();
 
   bool DoScaling() const { return scale_to_fit_; }
 
+  // A Log Message Handler that is called after each LOG message has been
+  // processed. This must be of type LogMessageHandlerFunction defined in
+  // base/logging.h.
+  static bool LogToUI(int severity, const char* file, int line,
+                      size_t message_start, const std::string& str);
  private:
   FRIEND_TEST_ALL_PREFIXES(ChromotingInstanceTest, TestCaseSetup);
 
+  void ProcessLogToUI(const std::string& message);
+
   bool initialized_;
 
   ClientContext context_;
   scoped_ptr<protocol::ConnectionToHost> host_connection_;
   scoped_ptr<PepperView> view_;
 
   // True if scale to fit is enabled.
   bool scale_to_fit_;
 
+  // A refcounted class to perform thread-switching for logging tasks.
+  scoped_refptr<TaskThreadProxy> log_proxy_;
+
   // PepperViewProxy is refcounted and used to interface between chromoting
   // objects and PepperView and perform thread switching. It wraps around
   // |view_| and receives method calls on chromoting threads. These method
   // calls are then delegates on the pepper thread. During destruction of
   // ChromotingInstance we need to detach PepperViewProxy from PepperView since
   // both ChromotingInstance and PepperView are destroyed and there will be
-  // outstanding tasks on the pepper message loo.
+  // outstanding tasks on the pepper message loop.
   scoped_refptr<PepperViewProxy> view_proxy_;
   scoped_refptr<RectangleUpdateDecoder> rectangle_decoder_;
   scoped_ptr<InputHandler> input_handler_;
   scoped_ptr<ChromotingClient> client_;
 
   // XmppProxy is a refcounted interface used to perform thread-switching and
   // detaching between objects whose lifetimes are controlled by pepper, and
   // jingle_glue objects. This is used when if we start a sandboxed jingle
   // connection.
   scoped_refptr<PepperXmppProxy> xmpp_proxy_;
 
-  PepperClientLogger logger_;
-
   // JavaScript interface to control this instance.
   // This wraps a ChromotingScriptableObject in a pp::Var.
   pp::Var instance_object_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromotingInstance);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_CLIENT_PLUGIN_CHROMOTING_INSTANCE_H_