cc: Remove legacy accelerated painting path

content/public/common/content_switches.cc

 // Copyright (c) 2012 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 "content/public/common/content_switches.h"
 
 namespace switches {
 
 // By default, file:// URIs cannot read other file:// URIs. This is an
 // override for developers who need the old behavior for testing.
@@ skipping 232 matching lines @@
 // renderer. This binding happens on per-frame basis and hence can potentially
 // be a performance bottleneck. One should only enable it when automating dom
 // based tests.
 const char kDomAutomationController[]       = "dom-automation";
 
 // Loosen security. Needed for tests using some of the functionality of
 // |DOMAutomationController|.
 const char kReduceSecurityForDomAutomationTests[] =
     "reduce-security-for-dom-automation-tests";
 
-// Enable hardware accelerated page painting.
-const char kEnableAcceleratedPainting[]     = "enable-accelerated-painting";
-
 // Enable gpu-accelerated SVG/W3C filters.
 const char kEnableAcceleratedFilters[]      = "enable-accelerated-filters";
 
 // Turns on extremely verbose logging of accessibility events.
 const char kEnableAccessibilityLogging[]    = "enable-accessibility-logging";
 
 // Enable notifications of audible/silent audio output from a render view.
 //
 // TODO(miu): Remove --enable-audible-notifications once the feature goes
 // live.  http://crbug.com/178934
@@ skipping 566 matching lines @@
 const char kOverscrollHistoryNavigation[] =
     "overscroll-history-navigation";
 
 // Forward overscroll event data from the renderer to the browser.
 const char kEnableOverscrollNotifications[] = "enable-overscroll-notifications";
 
 // Enables 'image/webp' accept header for image requests.
 const char kEnableWebPInAcceptHeader[] = "enable-webp-in-accept-header";
 
 }  // namespace switches