Enable WebrtcCastApiTest.Basics

chrome/browser/extensions/webrtc_cast_apitest.cc

 // Copyright 2013 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 "chrome/browser/extensions/extension_apitest.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace extensions {
 
 class WebrtcCastApiTest : public ExtensionApiTest {
 };
 
 // Test running the test extension for Cast Mirroring API.
-IN_PROC_BROWSER_TEST_F(WebrtcCastApiTest, DISABLED_Basics) {
-  // TODO(hclam): See crbug.com/314971 for details.
-  // This test is failing on Win7 only and is still being executed
-  // even the test is disabled. Investigate and fix it.
-  // ASSERT_TRUE(RunExtensionSubtest("webrtc_cast", "basics.html"));
+IN_PROC_BROWSER_TEST_F(WebrtcCastApiTest, Basics) {
+  ASSERT_TRUE(RunExtensionSubtest("webrtc_cast", "basics.html"));
 }
 
 }  // namespace extensions