Replacing most of web_task.h with base::Closure + base::WeakPtrFactory.

components/test_runner/mock_webrtc_peer_connection_handler.h

Index: components/test_runner/mock_webrtc_peer_connection_handler.h
diff --git a/components/test_runner/mock_webrtc_peer_connection_handler.h b/components/test_runner/mock_webrtc_peer_connection_handler.h
index 270446972aae90b909c94595542705801de81710..6d7b7e64175041829cfea8e42863080cb611c2b4 100644
--- a/components/test_runner/mock_webrtc_peer_connection_handler.h
+++ b/components/test_runner/mock_webrtc_peer_connection_handler.h
@@ -8,7 +8,7 @@
 #include <map>
 
 #include "base/macros.h"
-#include "components/test_runner/web_task.h"
+#include "base/memory/weak_ptr.h"
 #include "third_party/WebKit/public/platform/WebRTCPeerConnectionHandler.h"
 #include "third_party/WebKit/public/platform/WebRTCSessionDescription.h"
 #include "third_party/WebKit/public/platform/WebRTCSessionDescriptionRequest.h"
@@ -65,9 +65,6 @@ class MockWebRTCPeerConnectionHandler
       const blink::WebMediaStreamTrack& track) override;
   void stop() override;
 
-  // WebTask related methods
-  WebTaskList* mutable_task_list() { return &task_list_; }
-
  private:
   MockWebRTCPeerConnectionHandler();
 
@@ -77,9 +74,19 @@ class MockWebRTCPeerConnectionHandler
   // is called.
   void UpdateRemoteStreams();
 
+  void ReportInitializeCompleted();
+  void ReportCreationOfDataChannel();
+
+  void PostRequestResult(
+      const blink::WebRTCSessionDescriptionRequest& request,
+      const blink::WebRTCSessionDescription& session_description);
+  void PostRequestFailure(
+      const blink::WebRTCSessionDescriptionRequest& request);
+  void PostRequestResult(const blink::WebRTCVoidRequest& request);
+  void PostRequestFailure(const blink::WebRTCVoidRequest& request);
+
   blink::WebRTCPeerConnectionHandlerClient* client_;
   bool stopped_;
-  WebTaskList task_list_;
   blink::WebRTCSessionDescription local_description_;
   blink::WebRTCSessionDescription remote_description_;
   int stream_count_;
@@ -88,6 +95,8 @@ class MockWebRTCPeerConnectionHandler
   StreamMap local_streams_;
   StreamMap remote_streams_;
 
+  base::WeakPtrFactory<MockWebRTCPeerConnectionHandler> weak_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(MockWebRTCPeerConnectionHandler);
 };