Fix leaks in tests introduced in http://crrev.com/149846.

TBR=jyasskin@chromium.org

Review URL: https://chromiumcodereview.appspot.com/10827158

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@149863 0039d316-1c4b-4281-b951-d872f2087c98

chrome/common/extensions/extension_action_unittest.cc

@@ -137,6 +137,8 @@ TEST_F(ExtensionActionTest, Visibility) {
   ASSERT_FALSE(action.GetIsVisible(1));
   ASSERT_FALSE(action.GetIsVisible(100));
   EXPECT_FALSE(action.GetIconAnimation(100));
+
+  message_loop.RunAllPending();
 }
 
 TEST_F(ExtensionActionTest, GetAttention) {
@@ -156,6 +158,8 @@ TEST_F(ExtensionActionTest, GetAttention) {
   action.SetAppearance(1, ExtensionAction::ACTIVE);
   EXPECT_FALSE(action.GetIconAnimation(1))
       << "The animation should not play again if the icon was already visible.";
+
+  message_loop.RunAllPending();
 }
 
 TEST_F(ExtensionActionTest, Badge) {