Disable plugin tests on mac.

chrome/test/plugin/plugin_test.cpp

Index: chrome/test/plugin/plugin_test.cpp
diff --git a/chrome/test/plugin/plugin_test.cpp b/chrome/test/plugin/plugin_test.cpp
index e578944fe2d2531e547cee06e9ba6e22ca709b8c..91f61f24ae4cefc14366f1eca2e09e1bf8118841 100644
--- a/chrome/test/plugin/plugin_test.cpp
+++ b/chrome/test/plugin/plugin_test.cpp
@@ -123,7 +123,11 @@ class PluginTest : public UITest {
   }
 };
 
+#if defined(OS_MACOSX)
+TEST_F(PluginTest, DISABLED_Flash) {
+#else
 TEST_F(PluginTest, Flash) {
+#endif
   // Note: This does not work with the npwrapper on 64-bit Linux. Install the
   // native 64-bit Flash to run the test.
   // TODO(thestig) Update this list if we decide to only test against internal
@@ -147,7 +151,11 @@ class ClickToPlayPluginTest : public PluginTest {
   }
 };
 
+#if defined(OS_MACOSX)
+TEST_F(ClickToPlayPluginTest, DISABLED_Flash) {
+#else
 TEST_F(ClickToPlayPluginTest, Flash) {
+#endif
   scoped_refptr<BrowserProxy> browser(automation()->GetBrowserWindow(0));
   ASSERT_TRUE(browser.get());
   ASSERT_TRUE(browser->SetDefaultContentSetting(CONTENT_SETTINGS_TYPE_PLUGINS,
@@ -164,7 +172,11 @@ TEST_F(ClickToPlayPluginTest, Flash) {
   WaitForFinish(action_max_timeout_ms(), true);
 }
 
+#if defined(OS_MACOSX)
+TEST_F(ClickToPlayPluginTest, DISABLED_FlashDocument) {
+#else
 TEST_F(ClickToPlayPluginTest, FlashDocument) {
+#endif
   scoped_refptr<BrowserProxy> browser(automation()->GetBrowserWindow(0));
   ASSERT_TRUE(browser.get());
   ASSERT_TRUE(browser->SetDefaultContentSetting(CONTENT_SETTINGS_TYPE_PLUGINS,