Fire visibilityChange event on out-of-process iframes.

media/blink/webmediaplayer_impl_unittest.cc

 // Copyright 2016 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 "media/blink/webmediaplayer_impl.h"
 
 #include <stdint.h>
 
 #include <memory>
 
@@ skipping 67 matching lines @@
   void cancelledRemotePlaybackRequest() override {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(DummyWebMediaPlayerClient);
 };
 
 class WebMediaPlayerImplTest : public testing::Test {
  public:
   WebMediaPlayerImplTest()
       : media_thread_("MediaThreadForTest"),
-        web_view_(blink::WebView::create(nullptr)),
+        web_view_(blink::WebView::create(nullptr,
+                                         blink::WebPageVisibilityStateVisible)),
         web_local_frame_(
             blink::WebLocalFrame::create(blink::WebTreeScopeType::Document,
                                          &web_frame_client_)),
         media_log_(new MediaLog()),
         audio_parameters_(TestAudioParameters::Normal()) {
     web_view_->setMainFrame(web_local_frame_);
     media_thread_.StartAndWaitForTesting();
 
     wmpi_.reset(new WebMediaPlayerImpl(
         web_local_frame_, &client_, nullptr,
@@ skipping 264 matching lines @@
   EXPECT_FALSE(state.is_memory_reporting_enabled);
   EXPECT_FALSE(state.is_suspended);
 
   state = ComputeIdlePlayState();
   EXPECT_EQ(WebMediaPlayerImpl::DelegateState::ENDED, state.delegate_state);
   EXPECT_FALSE(state.is_memory_reporting_enabled);
   EXPECT_TRUE(state.is_suspended);
 }
 
 }  // namespace media