Add content type information to encoded images and corresponding rtp extension header

webrtc/modules/video_capture/test/video_capture_unittest.cc

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 90 matching lines @@
       timing_warnings_++;
     }
 
     incoming_frames_++;
     last_render_time_ms_ = videoFrame.render_time_ms();
     last_frame_ = videoFrame.video_frame_buffer();
   }
 
   void SetExpectedCapability(VideoCaptureCapability capability) {
     CriticalSectionScoped cs(capture_cs_.get());
-    capability_= capability;
+    capability_ = capability;
     incoming_frames_ = 0;
     last_render_time_ms_ = 0;
   }
   int incoming_frames() {
     CriticalSectionScoped cs(capture_cs_.get());
     return incoming_frames_;
   }
 
   int timing_warnings() {
     CriticalSectionScoped cs(capture_cs_.get());
@@ skipping 296 matching lines @@
     length, capture_callback_.capability(), 0));
   EXPECT_EQ(0, capture_module_->SetCaptureRotation(webrtc::kVideoRotation_180));
   capture_callback_.SetExpectedCaptureRotation(webrtc::kVideoRotation_180);
   EXPECT_EQ(0, capture_input_interface_->IncomingFrame(test_buffer.get(),
     length, capture_callback_.capability(), 0));
   EXPECT_EQ(0, capture_module_->SetCaptureRotation(webrtc::kVideoRotation_270));
   capture_callback_.SetExpectedCaptureRotation(webrtc::kVideoRotation_270);
   EXPECT_EQ(0, capture_input_interface_->IncomingFrame(test_buffer.get(),
     length, capture_callback_.capability(), 0));
 }