[Media Router] Update Media Router flags post-launch.

chrome/browser/extensions/api/declarative_content/declarative_content_apitest.cc

Index: chrome/browser/extensions/api/declarative_content/declarative_content_apitest.cc
diff --git a/chrome/browser/extensions/api/declarative_content/declarative_content_apitest.cc b/chrome/browser/extensions/api/declarative_content/declarative_content_apitest.cc
index cc2363c71735a05ececc233075e79353944b6609..d4934900be02ae2cd8575916e6035b20771e3c1b 100644
--- a/chrome/browser/extensions/api/declarative_content/declarative_content_apitest.cc
+++ b/chrome/browser/extensions/api/declarative_content/declarative_content_apitest.cc
@@ -749,20 +749,12 @@ class ShowPageActionWithoutPageActionTest : public DeclarativeContentApiTest {
  private:
   void SetUpCommandLine(base::CommandLine* command_line) override {
     DeclarativeContentApiTest::SetUpCommandLine(command_line);
-    // If disabling the redesign, we need to disable Media Router since having
-    // Media Router enabled will result in auto-enabling the redesign and
-    // breaking the test.
-    if (!enable_redesign_) {
-      override_media_router_.reset(new FeatureSwitch::ScopedOverride(
-          FeatureSwitch::media_router(), false));
-    }
     override_toolbar_redesign_.reset(new FeatureSwitch::ScopedOverride(
         FeatureSwitch::extension_action_redesign(), enable_redesign_));
   }
 
   bool enable_redesign_;
   std::unique_ptr<FeatureSwitch::ScopedOverride> override_toolbar_redesign_;
-  std::unique_ptr<FeatureSwitch::ScopedOverride> override_media_router_;
   DISALLOW_COPY_AND_ASSIGN(ShowPageActionWithoutPageActionTest);
 };