Pass SkPaint instead of its alpha and mode in WebMediaPlayer::paint

content/renderer/media/html_video_element_capturer_source_unittest.cc

 // Copyright 2015 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.
 
 #include "base/memory/weak_ptr.h"
 #include "base/run_loop.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "content/renderer/media/html_video_element_capturer_source.h"
 #include "media/base/limits.h"
 #include "testing/gmock/include/gmock/gmock.h"
@@ skipping 56 matching lines @@
   bool didPassCORSAccessCheck() const override { return true; }
   double mediaTimeForTimeValue(double timeValue) const override { return 0.0; }
   unsigned decodedFrameCount() const override { return 0; }
   unsigned droppedFrameCount() const override { return 0; }
   unsigned corruptedFrameCount() const override { return 0; }
   size_t audioDecodedByteCount() const override { return 0; }
   size_t videoDecodedByteCount() const override { return 0; }
 
   void paint(blink::WebCanvas* canvas,
              const blink::WebRect& paint_rectangle,
-             unsigned char alpha,
-             SkXfermode::Mode mode) override {
+             SkPaint&) override {
     // We could fill in |canvas| with a meaningful pattern in ARGB and verify
     // that is correctly captured (as I420) by HTMLVideoElementCapturerSource
     // but I don't think that'll be easy/useful/robust, so just let go here.
     return;
   }
 };
 
 class HTMLVideoElementCapturerSourceTest : public testing::Test {
  public:
   HTMLVideoElementCapturerSourceTest()
@@ skipping 73 matching lines @@
       base::Bind(&HTMLVideoElementCapturerSourceTest::OnRunning,
                  base::Unretained(this)));
 
   run_loop.Run();
 
   html_video_capturer_->StopCapture();
   Mock::VerifyAndClearExpectations(this);
 }
 
 }  // namespace content