Disable CaptureVisibleTabPng on choromeos

chrome/browser/extensions/extension_tabs_apitest.cc

Index: chrome/browser/extensions/extension_tabs_apitest.cc
diff --git a/chrome/browser/extensions/extension_tabs_apitest.cc b/chrome/browser/extensions/extension_tabs_apitest.cc
index c0cc2110f801ba2a522ec5f9ec782bbc97a8931d..6cf4801fdd3f5349e19bd662049a7e6888bdd338 100644
--- a/chrome/browser/extensions/extension_tabs_apitest.cc
+++ b/chrome/browser/extensions/extension_tabs_apitest.cc
@@ -97,8 +97,13 @@ IN_PROC_BROWSER_TEST_F(ExtensionApiTest, MAYBE_TabOnRemoved) {
   ASSERT_TRUE(RunExtensionTest("tabs/on_removed")) << message_;
 }
 
-// Test is flaky. See http://crbug.com/83876
-IN_PROC_BROWSER_TEST_F(ExtensionApiTest, FLAKY_CaptureVisibleTabJpeg) {
+// Test is timing out on cros and flaky on others. See http://crbug.com/83876
+#if defined(OS_CHROMEOS)
+#define MAYBE_CaptureVisibleTabJpeg DISABLED_CaptureVisibleTabJpeg
+#else
+#define MAYBE_CaptureVisibleTabJpeg FLAKY_CaptureVisibleTabJpeg
+#endif
+IN_PROC_BROWSER_TEST_F(ExtensionApiTest, MAYBE_CaptureVisibleTabJpeg) {
   host_resolver()->AddRule("a.com", "127.0.0.1");
   host_resolver()->AddRule("b.com", "127.0.0.1");
   ASSERT_TRUE(StartTestServer());