[Cast] Refresh cast button visibility when disableRemotePlayback attribute changes

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 2de2a55e3e60428d4c006adb85b9bc162266cad4..31eeadba24631944984dc8d694db43e94a9f8d7c 100644
--- a/third_party/WebKit/Source/core/html/shadow/MediaControlsTest.cpp
+++ b/third_party/WebKit/Source/core/html/shadow/MediaControlsTest.cpp
@@ -222,14 +222,16 @@ TEST_F(MediaControlsTest, CastButtonDisableRemotePlaybackAttr) {
       mediaControls(), "-internal-media-controls-cast-button");
   ASSERT_NE(nullptr, castButton);
 
+  ASSERT_FALSE(isElementVisible(*castButton));
+  simulateRouteAvailabe();
+  ASSERT_TRUE(isElementVisible(*castButton));
+
   mediaControls().mediaElement().setBooleanAttribute(
       HTMLNames::disableremoteplaybackAttr, true);
-  simulateRouteAvailabe();
   ASSERT_FALSE(isElementVisible(*castButton));
 
   mediaControls().mediaElement().setBooleanAttribute(
       HTMLNames::disableremoteplaybackAttr, false);
-  mediaControls().reset();
   ASSERT_TRUE(isElementVisible(*castButton));
 }
 
@@ -247,14 +249,16 @@ TEST_F(MediaControlsTest, CastOverlayDisableRemotePlaybackAttr) {
       mediaControls(), "-internal-media-controls-overlay-cast-button");
   ASSERT_NE(nullptr, castOverlayButton);
 
+  ASSERT_FALSE(isElementVisible(*castOverlayButton));
+  simulateRouteAvailabe();
+  ASSERT_TRUE(isElementVisible(*castOverlayButton));
+
   mediaControls().mediaElement().setBooleanAttribute(
       HTMLNames::disableremoteplaybackAttr, true);
-  simulateRouteAvailabe();
   ASSERT_FALSE(isElementVisible(*castOverlayButton));
 
   mediaControls().mediaElement().setBooleanAttribute(
       HTMLNames::disableremoteplaybackAttr, false);
-  mediaControls().reset();
   ASSERT_TRUE(isElementVisible(*castOverlayButton));
 }