Disable AppListServiceMacInteractiveTest.ShowAppListUsingShim

Mac10.6 Tests (1) interactive_ui_tests
AppListServiceMacInteractiveTest.ShowAppListUsingShim is flaky.

http://build.chromium.org/p/chromium.mac/builders/Mac10.6%20Tests%20%281%29/builds/48525
http://build.chromium.org/p/chromium.mac/builders/Mac10.6%20Tests%20%281%29/builds/48527
http://build.chromium.org/p/chromium.mac/builders/Mac10.6%20Tests%20%281%29/builds/48529

interactive_ui_tests AppListServiceMacInteractiveTest.ShowAppListUsingShim
failed in these three builds, but not in the builds in between. Looks flaky.

A recent relevant change is r245472.

TBR=tapted
BUG=335550


git-svn-id: svn://svn.chromium.org/chrome/trunk/src@245517 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/ui/app_list/app_list_service_mac_interactive_uitest.mm

@@ -60,7 +60,8 @@ class AppListServiceMacInteractiveTest : public InProcessBrowserTest,
 
 }  // namespace
 
-IN_PROC_BROWSER_TEST_F(AppListServiceMacInteractiveTest, ShowAppListUsingShim) {
+IN_PROC_BROWSER_TEST_F(AppListServiceMacInteractiveTest,
+                       DISABLED_ShowAppListUsingShim) {
   // Check that AppListService has registered as a shim handler for "app_list".
   EXPECT_TRUE(AppShimHandler::GetForAppMode(app_mode::kAppListModeId));