Add PIXEL_FORMAT_NV12 into VideoPixelFormat

content/browser/renderer_host/media/video_capture_controller_unittest.cc

 // Copyright (c) 2012 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.
 
 // Unit test for VideoCaptureController.
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 562 matching lines @@
   ASSERT_TRUE(buffer.get());
 
   device_->OnIncomingCapturedVideoFrame(
       buffer,
       media::VideoCaptureFormat(
           capture_resolution, 30, media::PIXEL_FORMAT_I420),
       WrapI420Buffer(buffer, capture_resolution),
       base::TimeTicks());
   buffer = NULL;
 
+  // Exercises the OnIncomingCapturedData() codepath when VideoPixelFormat
+  // is PIXEL_FORMAT_NV12
+  device_->OnIncomingCapturedData(

[ostap, 2014/12/03 18:45:44]

I think you have to add other test, not insert code chunks into existing test.
This is very unrelated to the ErrorBeforeDeviceCreation test.

+      NULL,
+      0,
+      media::VideoCaptureFormat(
+          gfx::Size(320,240), 30, media::PIXEL_FORMAT_NV12),
+      0,
+      base::TimeTicks());
+
   base::RunLoop().RunUntilIdle();
 }
 
 // Exercises the OnError() codepath of VideoCaptureController, and tests the
 // behavior of various operations after the error state has been signalled.
 TEST_F(VideoCaptureControllerTest, ErrorAfterDeviceCreation) {
   media::VideoCaptureParams session_100;
   session_100.requested_format = media::VideoCaptureFormat(
       gfx::Size(320, 240), 30, media::PIXEL_FORMAT_I420);
 
@@ skipping 20 matching lines @@
 
   device_->OnError("Test error");
   device_->OnIncomingCapturedVideoFrame(
       buffer,
       media::VideoCaptureFormat(
           dims, device_format.frame_rate, media::PIXEL_FORMAT_I420),
       WrapI420Buffer(buffer, dims),
       base::TimeTicks());
   buffer = NULL;
 
+  device_->OnIncomingCapturedData(
+      NULL,
+      0,
+      media::VideoCaptureFormat(
+          gfx::Size(320,240), 30, media::PIXEL_FORMAT_NV12),
+      0,
+      base::TimeTicks());
+
   EXPECT_CALL(*client_a_, DoError(route_id)).Times(1);
   base::RunLoop().RunUntilIdle();
   Mock::VerifyAndClearExpectations(client_a_.get());
 
   // Second client connects after the error state. It also should get told of
   // the error.
   EXPECT_CALL(*client_b_, DoError(route_id)).Times(1);
   controller_->AddClient(
       route_id, client_b_.get(), base::kNullProcessHandle, 200, session_200);
   Mock::VerifyAndClearExpectations(client_b_.get());
 }
 
 }  // namespace content