Force delegated renderer on Aura

chrome/browser/apps/web_view_browsertest.cc

 // Copyright 2013 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 "apps/native_app_window.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/apps/app_browsertest_util.h"
 #include "chrome/browser/automation/automation_util.h"
 #include "chrome/browser/extensions/extension_test_message_listener.h"
@@ skipping 214 matching lines @@
     if (!strcmp(test_info->name(), "SpeechRecognition")) {
       fake_speech_recognition_manager_.reset(
           new content::FakeSpeechRecognitionManager());
       fake_speech_recognition_manager_->set_should_send_fake_response(true);
       // Inject the fake manager factory so that the test result is returned to
       // the web page.
       content::SpeechRecognitionManager::SetManagerForTests(
           fake_speech_recognition_manager_.get());
     }
 
+    // We need real contexts, otherwise the embedder doesn't composite, but the
+    // guest does, and that isn't an expected configuration.
+    UseRealGLContexts();
     extensions::PlatformAppBrowserTest::SetUp();
   }
 
   virtual void TearDown() OVERRIDE {
     // SpeechRecognition test specific TearDown.
     const testing::TestInfo* const test_info =
         testing::UnitTest::GetInstance()->current_test_info();
     if (!strcmp(test_info->name(), "SpeechRecognition"))
       content::SpeechRecognitionManager::SetManagerForTests(NULL);
 
@@ skipping 1405 matching lines @@
              "DoneDialogTest.FAILED",
              "web_view/dialog");
 }
 
 IN_PROC_BROWSER_TEST_F(WebViewTest, Dialog_TestPromptDialog) {
   TestHelper("testPromptDialog",
              "DoneDialogTest.PASSED",
              "DoneDialogTest.FAILED",
              "web_view/dialog");
 }