[RemotePlayback] Keep track of source compatibility and reject prompt() correspondingly

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

Index: third_party/WebKit/Source/core/html/shadow/MediaControlsTest.cpp
diff --git a/third_party/WebKit/Source/core/html/shadow/MediaControlsTest.cpp b/third_party/WebKit/Source/core/html/shadow/MediaControlsTest.cpp
index 31eeadba24631944984dc8d694db43e94a9f8d7c..bf8010aefc4beec050a96b585a3dfd2898b0c7b1 100644
--- a/third_party/WebKit/Source/core/html/shadow/MediaControlsTest.cpp
+++ b/third_party/WebKit/Source/core/html/shadow/MediaControlsTest.cpp
@@ -17,6 +17,7 @@
 #include "platform/testing/UnitTestHelpers.h"
 #include "public/platform/WebMediaPlayer.h"
 #include "public/platform/WebSize.h"
+#include "public/platform/modules/remoteplayback/WebRemotePlaybackClient.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include <memory>
 
@@ -61,6 +62,20 @@ class MockVideoWebMediaPlayer : public WebMediaPlayer {
   void paint(WebCanvas*, const WebRect&, SkPaint&) override{};
 };
 
+class MockWebRemotePlaybackClient : public WebRemotePlaybackClient {
+ public:
+  void stateChanged(WebRemotePlaybackState) override {}
+  void availabilityChanged(bool isRouteAvailable,
+                           bool isSourceCompatible) override {
+    m_availability = isRouteAvailable && isSourceCompatible;
+  }
+  void promptCancelled() override {}
+  bool remotePlaybackAvailable() const override { return m_availability; }
+
+ private:
+  bool m_availability = false;
+};
+
 class StubFrameLoaderClient : public EmptyFrameLoaderClient {
  public:
   static StubFrameLoaderClient* create() { return new StubFrameLoaderClient; }
@@ -71,6 +86,12 @@ class StubFrameLoaderClient : public EmptyFrameLoaderClient {
       WebMediaPlayerClient*) override {
     return wrapUnique(new MockVideoWebMediaPlayer);
   }
+
+  WebRemotePlaybackClient* createWebRemotePlaybackClient(
+      HTMLMediaElement&,
+      ScriptState*) override {
+    return new MockWebRemotePlaybackClient;
+  }
 };
 
 Element* getElementByShadowPseudoId(Node& rootNode,
@@ -124,7 +145,7 @@ class MediaControlsTest : public ::testing::Test {
   }
 
   void simulateRouteAvailabe() {
-    m_mediaControls->mediaElement().remoteRouteAvailabilityChanged(true);
+    m_mediaControls->mediaElement().remoteRouteAvailabilityChanged(true, true);
   }
 
   void ensureLayout() {