Let MockWebMediaPlayers in blink unit tests inherit from EmptyWebMediaPlayer

third_party/WebKit/Source/core/html/shadow/MediaControlsTest.cpp

 // 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 "core/html/shadow/MediaControls.h"
 
 #include <limits>
 #include <memory>
 #include "core/HTMLNames.h"
 #include "core/css/StylePropertySet.h"
 #include "core/dom/Document.h"
 #include "core/dom/ElementTraversal.h"
 #include "core/dom/StyleEngine.h"
 #include "core/frame/Settings.h"
 #include "core/html/HTMLVideoElement.h"
 #include "core/html/shadow/MediaControlElementTypes.h"
 #include "core/loader/EmptyClients.h"
 #include "core/testing/DummyPageHolder.h"
 #include "platform/heap/Handle.h"
+#include "platform/testing/EmptyWebMediaPlayer.h"
 #include "platform/testing/HistogramTester.h"
 #include "platform/testing/UnitTestHelpers.h"
-#include "public/platform/WebMediaPlayer.h"
 #include "public/platform/WebSize.h"
 #include "public/platform/modules/remoteplayback/WebRemotePlaybackAvailability.h"
 #include "public/platform/modules/remoteplayback/WebRemotePlaybackClient.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace blink {
 
 namespace {
 
-class MockVideoWebMediaPlayer : public WebMediaPlayer {
+class MockVideoWebMediaPlayer : public EmptyWebMediaPlayer {
  public:
   // WebMediaPlayer overrides:
-  void load(LoadType, const WebMediaPlayerSource&, CORSMode) override{};
-  void play() override{};
-  void pause() override{};
-  bool supportsSave() const override { return false; };
-  void seek(double seconds) override{};
-  void setRate(double) override{};
-  void setVolume(double) override{};
-  WebTimeRanges buffered() const override { return WebTimeRanges(); };
-  WebTimeRanges seekable() const override { return m_seekable; };
-  void setSinkId(const WebString& sinkId,
-                 const WebSecurityOrigin&,
-                 WebSetSinkIdCallbacks*) override{};
-  bool hasVideo() const override { return true; };
-  bool hasAudio() const override { return false; };
-  WebSize naturalSize() const override { return WebSize(0, 0); };
-  bool paused() const override { return false; };
-  bool seeking() const override { return false; };
-  double duration() const override { return 0.0; };
-  double currentTime() const override { return 0.0; };
-  NetworkState getNetworkState() const override { return NetworkStateEmpty; };
-  ReadyState getReadyState() const override { return ReadyStateHaveNothing; };
-  WebString getErrorMessage() override { return WebString(); };
-  bool didLoadingProgress() override { return false; };
-  bool hasSingleSecurityOrigin() const override { return true; };
-  bool didPassCORSAccessCheck() const override { return true; };
-  double mediaTimeForTimeValue(double timeValue) const override {
-    return timeValue;
-  };
-  unsigned decodedFrameCount() const override { return 0; };
-  unsigned droppedFrameCount() const override { return 0; };
-  size_t audioDecodedByteCount() const override { return 0; };
-  size_t videoDecodedByteCount() const override { return 0; };
-  void paint(WebCanvas*, const WebRect&, PaintFlags&) override{};
+  WebTimeRanges seekable() const override { return m_seekable; }
+  bool hasVideo() const override { return true; }
 
   WebTimeRanges m_seekable;
 };
 
 class MockWebRemotePlaybackClient : public WebRemotePlaybackClient {
  public:
   void stateChanged(WebRemotePlaybackState) override {}
   void availabilityChanged(
       WebRemotePlaybackAvailability availability) override {
     m_availability = availability;
@@ skipping 448 matching lines @@
   loadMediaWithDuration(duration);
 
   // Simulate seeking the underlying range to 50%. Current time display should
   // update synchronously (rather than waiting for media to finish seeking).
   timeline->setValueAsNumber(duration / 2, ASSERT_NO_EXCEPTION);
   timeline->dispatchInputEvent();
   EXPECT_EQ(duration / 2, currentTimeDisplay->currentValue());
 }
 
 }  // namespace blink