Define EncodedVideoSource and RtcCapturedEncodingVideoCapturer.

content/renderer/media/video_capture_message_filter.cc

Index: content/renderer/media/video_capture_message_filter.cc
diff --git a/content/renderer/media/video_capture_message_filter.cc b/content/renderer/media/video_capture_message_filter.cc
index 4d59729ba75b1854f680113db4c65fffa9c89940..b5928e845b88636f288fe922f5fe160c2de1c084 100644
--- a/content/renderer/media/video_capture_message_filter.cc
+++ b/content/renderer/media/video_capture_message_filter.cc
@@ -4,6 +4,7 @@
 
 #include "content/renderer/media/video_capture_message_filter.h"
 
+#include "content/common/media/encoded_video_source_messages.h"
 #include "content/common/media/video_capture_messages.h"
 #include "content/common/view_messages.h"
 
@@ -61,7 +62,17 @@ bool VideoCaptureMessageFilter::OnMessageReceived(const IPC::Message& message) {
     IPC_MESSAGE_HANDLER(VideoCaptureMsg_StateChanged, OnDeviceStateChanged)
     IPC_MESSAGE_HANDLER(VideoCaptureMsg_NewBuffer, OnBufferCreated)
     IPC_MESSAGE_HANDLER(VideoCaptureMsg_DeviceInfo, OnDeviceInfoReceived)
-    IPC_MESSAGE_UNHANDLED(handled = false)
+    IPC_MESSAGE_HANDLER(EncodedVideoSourceMsg_CapabilityAvailable,
+                        OnCapabilityAvailable)
+    IPC_MESSAGE_HANDLER(EncodedVideoSourceMsg_BitstreamCreated,
+                        OnBitstreamCreated)
+    IPC_MESSAGE_HANDLER(EncodedVideoSourceMsg_BitstreamDestroyed,
+                        OnBitstreamDestroyed)
+    IPC_MESSAGE_HANDLER(EncodedVideoSourceMsg_BitstreamConfigChanged,
+                        OnBitstreamConfigChanged)
+    IPC_MESSAGE_HANDLER(EncodedVideoSourceMsg_BitstreamReady,
+                        OnBitstreamReady);
+  IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
@@ -90,6 +101,14 @@ void VideoCaptureMessageFilter::OnChannelClosing() {
 
 VideoCaptureMessageFilter::~VideoCaptureMessageFilter() {}
 
+EncodingVideoCaptureMessageFilter::Delegate*
+    VideoCaptureMessageFilter::delegate(int device_id) {
+  VideoCaptureMessageFilter::Delegate* delegate = NULL;
+  if (delegates_.find(device_id) != delegates_.end())

[Ami GONE FROM CHROMIUM, 2013/06/08 00:18:01]

Why not replace the other occurrences of this code in this file with a call to
this method?

[hshi1, 2013/06/11 19:51:22]

Done.

+    delegate = delegates_.find(device_id)->second;
+  return delegate;
+}
+
 void VideoCaptureMessageFilter::OnBufferCreated(
     int device_id,
     base::SharedMemoryHandle handle,