Presentation API: reject screen availability observing on Android low ram devices.

chrome/browser/media/router/media_router_mojo_impl_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 <string>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/run_loop.h"
@@ skipping 318 matching lines @@
 
   MockMediaRouter mock_router;
   EXPECT_CALL(mock_media_route_provider_,
               StartObservingMediaSinks(mojo::String(kSource))).Times(2);
   EXPECT_CALL(mock_media_route_provider_,
               StartObservingMediaSinks(mojo::String(kSource2)));
 
   MediaSinksObserver* captured_observer;
   EXPECT_CALL(mock_router, RegisterMediaSinksObserver(_))
       .Times(3)
-      .WillRepeatedly(SaveArg<0>(&captured_observer));
+      .WillRepeatedly(DoAll(SaveArg<0>(&captured_observer), Return(true)));
 
   MockMediaSinksObserver sinks_observer(&mock_router, media_source);
   EXPECT_EQ(&sinks_observer, captured_observer);
   router()->RegisterMediaSinksObserver(&sinks_observer);
   MockMediaSinksObserver extra_sinks_observer(&mock_router, media_source);
   EXPECT_EQ(&extra_sinks_observer, captured_observer);
   router()->RegisterMediaSinksObserver(&extra_sinks_observer);
   MockMediaSinksObserver unrelated_sinks_observer(&mock_router,
                                                   MediaSource(kSource2));
   EXPECT_EQ(&unrelated_sinks_observer, captured_observer);
@@ skipping 409 matching lines @@
   EXPECT_CALL(provide_handler_, Invoke(testing::Not("")));
   EXPECT_CALL(*process_manager_, IsEventPageSuspended(kExtensionId))
       .WillOnce(Return(false));
   EXPECT_CALL(mock_media_route_provider_, CloseRoute(mojo::String(kRouteId2)));
   BindMediaRouteProvider();
   RegisterMediaRouteProvider();
   ProcessEventLoop();
 }
 
 }  // namespace media_router