Re-land: content: Enable one-copy tile updates on Android.

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 {
 
 // The number of MSAA samples for canvas2D. Requires MSAA support by GPU to
 // have an effect. 0 disables MSAA.
@@ skipping 181 matching lines @@
 const char kDisableNamespaceSandbox[]       = "disable-namespace-sandbox";
 
 // Disables native GPU memory buffer support.
 const char kDisableNativeGpuMemoryBuffers[] =
     "disable-native-gpu-memory-buffers";
 
 // Disables the Web Notification and the Push APIs.
 const char kDisableNotifications[]          = "disable-notifications";
 
 // Disable rasterizer that writes directly to GPU memory.
-// Overrides the kEnableOneCopy flag.
 const char kDisableOneCopy[]                = "disable-one-copy";
 
 // Disable Pepper3D.
 const char kDisablePepper3d[]               = "disable-pepper-3d";
 
 // Disables the Permissions API.
 const char kDisablePermissionsAPI[]         = "disable-permissions-api";
 
 // Disables the use of persistent GPU memory buffers for partial raster.
 const char kDisablePersistentGpuMemoryBuffer[] =
@@ skipping 163 matching lines @@
 // Force logging to be enabled.  Logging is disabled by default in release
 // builds.
 const char kEnableLogging[]                 = "enable-logging";
 
 // Enables the memory benchmarking extension
 const char kEnableMemoryBenchmarking[]      = "enable-memory-benchmarking";
 
 // Enables the network information API.
 const char kEnableNetworkInformation[]      = "enable-network-information";
 
-// Enable rasterizer that writes directly to GPU memory.
-const char kEnableOneCopy[]                 = "enable-one-copy";
-
 // Enables use of hardware overlay for fullscreen video playback. Android only.
 // TODO(watk): Remove this once blink is updated to pass
 // kForceOverlayFullscreenVideo for layout tests. http://crbug.com/511376
 const char kEnableOverlayFullscreenVideo[]  = "enable-overlay-fullscreen-video";
 
 // Enables the use of persistent GPU memory buffers for partial raster.
 const char kEnablePersistentGpuMemoryBuffer[] =
     "enable-persistent-gpu-memory-buffer";
 
 // Enables compositor-accelerated touch-screen pinch gestures.
@@ skipping 593 matching lines @@
 const char kMemoryPressureThresholdsMb[] = "memory-pressure-thresholds-mb";
 
 // Enables the exporting of the tracing events to ETW. This is only supported on
 // Windows Vista and later.
 const char kTraceExportEventsToETW[] = "trace-export-events-to-etw";
 #endif
 
 // Don't dump stuff here, follow the same order as the header.
 
 }  // namespace switches