Remove the acclerated overflow scroll and fixed root background flags.

content/browser/renderer_host/render_process_host_impl.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.
 
 // Represents the browser side of the browser <--> renderer communication
 // channel. There will be one RenderProcessHost per renderer process.
 
 #include "content/browser/renderer_host/render_process_host_impl.h"
 
 #include <algorithm>
@@ skipping 1073 matching lines @@
     switches::kAllowInsecureWebSocketFromHttpsOrigin,
     switches::kAllowLoopbackInPeerConnection,
     switches::kAudioBufferSize,
     switches::kAuditAllHandles,
     switches::kAuditHandles,
     switches::kBlinkPlatformLogChannels,
     switches::kBlockCrossSiteDocuments,
     switches::kDefaultTileWidth,
     switches::kDefaultTileHeight,
     switches::kDisable3DAPIs,
-    switches::kDisableAcceleratedFixedRootBackground,
-    switches::kDisableAcceleratedOverflowScroll,
     switches::kDisableAcceleratedVideoDecode,
     switches::kDisableApplicationCache,
     switches::kDisableBreakpad,
     switches::kDisablePreferCompositingToLCDText,
     switches::kDisableCompositingForTransition,
     switches::kDisableDatabases,
     switches::kDisableDesktopNotifications,
     switches::kDisableDirectNPAPIRequests,
     switches::kDisableDistanceFieldText,
     switches::kDisableFileSystem,
@@ skipping 11 matching lines @@
     switches::kDisablePrefixedEncryptedMedia,
     switches::kDisableSeccompFilterSandbox,
     switches::kDisableSessionStorage,
     switches::kDisableSharedWorkers,
     switches::kDisableThreadedCompositing,
     switches::kDisableTouchAdjustment,
     switches::kDisableTouchDragDrop,
     switches::kDisableTouchEditing,
     switches::kDisableZeroCopy,
     switches::kDomAutomationController,
-    switches::kEnableAcceleratedFixedRootBackground,
-    switches::kEnableAcceleratedOverflowScroll,
     switches::kEnableBeginFrameScheduling,
     switches::kEnableBleedingEdgeRenderingFastPaths,
     switches::kEnablePreferCompositingToLCDText,
     switches::kEnableCompositingForTransition,
     switches::kEnableDeferredImageDecoding,
     switches::kEnableDisplayList2dCanvas,
     switches::kEnableDistanceFieldText,
     switches::kEnableEncryptedMedia,
     switches::kEnableExperimentalCanvasFeatures,
     switches::kEnableExperimentalWebPlatformFeatures,
@@ skipping 1214 matching lines @@
 }
 
 void RenderProcessHostImpl::OnDeletedGpuMemoryBuffer(
     gfx::GpuMemoryBufferType type,
     const gfx::GpuMemoryBufferId& id) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   GpuMemoryBufferImpl::DeletedByChildProcess(type, id, GetHandle());
 }
 
 }  // namespace content