Revert r163630 "Disable flaky test "AppModeTest.EnableAppModeTest" on windows."

This should pass now.

TBR=rogerta@chromium.org
BUG=163630
TEST=none


Review URL: https://chromiumcodereview.appspot.com/11414280

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@170685 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/ui/browser_browsertest.cc

@@ -1700,14 +1700,7 @@ class AppModeTest : public BrowserTest {
   }
 };
 
-// Check failed on Win only.  http://crbug.com/163630
-#if defined(OS_WIN)
-#define MAYBE_EnableAppModeTest DISABLED_EnableAppModeTest
-#else
-#define MAYBE_EnableAppModeTest EnableAppModeTest
-#endif
-
-IN_PROC_BROWSER_TEST_F(AppModeTest, MAYBE_EnableAppModeTest) {
+IN_PROC_BROWSER_TEST_F(AppModeTest, EnableAppModeTest) {
   // Test that an application browser window loads correctly.
 
   // Verify the browser is in application mode.