Enabled pepper3d test. Explicitly specified Mesa renderer to use for the 3d t...

chrome/test/ui/pepper_uitest.cc

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/file_path.h"
+
+#include "app/app_switches.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/test/ui/npapi_test_helper.h"
 #include "chrome/test/ui_test_utils.h"
 
 #if defined(OS_WIN)
 static const char kPepperTestPluginName[] = "npapi_pepper_test_plugin.dll";
 #elif defined(OS_MACOSX)
 static const char kPepperTestPluginName[] = "npapi_pepper_test_plugin.plugin";
 #elif defined(OS_LINUX)
 static const char kPepperTestPluginName[] = "libnpapi_pepper_test_plugin.so";
 #endif
 
 using npapi_test::kTestCompleteCookie;
 using npapi_test::kTestCompleteSuccess;
 
 // Helper class pepper NPAPI tests.
 class PepperTester : public NPAPITesterBase {
  protected:
   PepperTester() : NPAPITesterBase(kPepperTestPluginName) {}
 
   virtual void SetUp() {
     // TODO(alokp): Remove no-sandbox flag once gpu plugin can run in sandbox.
     launch_arguments_.AppendSwitch(switches::kNoSandbox);
     launch_arguments_.AppendSwitch(switches::kInternalPepper);
     launch_arguments_.AppendSwitch(switches::kEnableGPUPlugin);
+    // Use Mesa software renderer so it can run on testbots without any
+    // graphics hardware.
+    launch_arguments_.AppendSwitchWithValue(switches::kUseGL, "osmesa");
     NPAPITesterBase::SetUp();
   }
 };
 
 // Test that a pepper 3d plugin loads and renders.
 // TODO(alokp): Enable the test after making sure it works on all platforms
 // and buildbots have OpenGL support.
 #if defined(OS_WIN)
-// Disabled after failing on buildbots: crbug/46662
-TEST_F(PepperTester, DISABLED_Pepper3D) {
+TEST_F(PepperTester, Pepper3D) {
   const FilePath dir(FILE_PATH_LITERAL("pepper"));
   const FilePath file(FILE_PATH_LITERAL("pepper_3d.html"));
   GURL url = ui_test_utils::GetTestUrl(dir, file);
   ASSERT_NO_FATAL_FAILURE(NavigateToURL(url));
   WaitForFinish("pepper_3d", "1", url,
                 kTestCompleteCookie, kTestCompleteSuccess,
                 action_max_timeout_ms());
 }
 #endif