Fix GPU process crash in ChromecastShellBrowserTest.EmptyTest

chromecast/browser/test/chromecast_browser_test.cc

 // Copyright 2014 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 "chromecast/browser/test/chromecast_browser_test.h"
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
 #include "chromecast/browser/cast_browser_context.h"
@@ skipping 27 matching lines @@
   // Pump startup related events.
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
   base::RunLoop().RunUntilIdle();
 
   SetUpOnMainThread();
 
   RunTestOnMainThread();
 
   TearDownOnMainThread();
 
-  for (content::RenderProcessHost::iterator i(
-           content::RenderProcessHost::AllHostsIterator());
-       !i.IsAtEnd(); i.Advance()) {
-    i.GetCurrentValue()->FastShutdownIfPossible();
-  }
-
   web_contents_.reset();
   window_.reset();
 }
 
 void ChromecastBrowserTest::NavigateToURL(content::WebContents* window,
                                           const GURL& url) {
   content::WaitForLoadStop(window);
   content::TestNavigationObserver same_tab_observer(window, 1);
   content::NavigationController::LoadURLParams params(url);
   params.transition_type = ui::PageTransitionFromInt(
       ui::PAGE_TRANSITION_TYPED |
       ui::PAGE_TRANSITION_FROM_ADDRESS_BAR);
   window->GetController().LoadURLWithParams(params);
   same_tab_observer.Wait();
 }
 
 content::WebContents* ChromecastBrowserTest::CreateBrowser() {
   window_.reset(new CastContentWindow);
   gfx::Size initial_size(1280, 720);
 
   web_contents_ = window_->CreateWebContents(
       initial_size,
       CastBrowserProcess::GetInstance()->browser_context());
   window_->CreateWindowTree(initial_size, web_contents_.get());
   return web_contents_.get();
 }
 
 }  // namespace shell
 }  // namespace chromecast