Add a command-line switch --enable-per-tile-painting.

content/public/common/content_switches.h

 // Copyright (c) 2011 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.
 
 // Defines all the "content" command-line switches.
 
 #ifndef CONTENT_PUBLIC_COMMON_CONTENT_SWITCHES_H_
 #define CONTENT_PUBLIC_COMMON_CONTENT_SWITCHES_H_
 #pragma once
 
@@ skipping 47 matching lines @@
 extern const char kDisableRendererAccessibility[];
 extern const char kDisableSSLFalseStart[];
 extern const char kDisableSeccompSandbox[];
 extern const char kDisableSessionStorage[];
 extern const char kDisableSharedWorkers[];
 CONTENT_EXPORT extern const char kDisableSpeechInput[];
 extern const char kDisableSpellcheckAPI[];
 CONTENT_EXPORT extern const char kDisableWebAudio[];
 extern const char kDisableWebSockets[];
 extern const char kEnableAccelerated2dCanvas[];
-CONTENT_EXPORT extern const char kEnableAcceleratedDrawing[];
+CONTENT_EXPORT extern const char kEnableAcceleratedPainting[];
 CONTENT_EXPORT extern const char kEnableAcceleratedFilters[];
 extern const char kEnableAccessibility[];
 extern const char kEnableAccessibilityLogging[];
 CONTENT_EXPORT extern const char kEnableCompositingForFixedPosition[];
 CONTENT_EXPORT extern const char kEnableDNSCertProvenanceChecking[];
 CONTENT_EXPORT extern const char kEnableDeviceMotion[];
 CONTENT_EXPORT extern const char kDisableFullScreen[];
 extern const char kEnablePointerLock[];
 extern const char kEnableGamepad[];
 extern const char kEnableGPUPlugin[];
@@ skipping 94 matching lines @@
 #endif
 
 #if defined(OS_MACOSX) || defined(OS_WIN)
 extern const char kUseSystemSSL[];
 #endif
 
 #if !defined(OFFICIAL_BUILD)
 CONTENT_EXPORT extern const char kRendererCheckFalseTest[];
 #endif
 
+extern const char kEnablePerTilePainting[];
+
 }  // namespace switches
 
 #endif  // CONTENT_PUBLIC_COMMON_CONTENT_SWITCHES_H_