Flip HW video decode from being behind an "enable" flag to being behind a "disable" flag

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"
 
 #if defined(OS_WIN)
@@ skipping 704 matching lines @@
   // Propagate the following switches to the renderer command line (along
   // with any associated values) if present in the browser command line.
   static const char* const kSwitchNames[] = {
     // We propagate the Chrome Frame command line here as well in case the
     // renderer is not run in the sandbox.
     switches::kAuditAllHandles,
     switches::kAuditHandles,
     switches::kChromeFrame,
     switches::kDisable3DAPIs,
     switches::kDisableAcceleratedCompositing,
+    switches::kDisableAcceleratedVideoDecode,
     switches::kDisableApplicationCache,
     switches::kDisableAudio,
     switches::kDisableBreakpad,
 #if defined(OS_MACOSX)
     switches::kDisableCompositedCoreAnimationPlugins,
 #endif
     switches::kDisableDataTransferItems,
     switches::kDisableDatabases,
     switches::kDisableDesktopNotifications,
     switches::kDisableDeviceOrientation,
     switches::kDisableFileSystem,
     switches::kDisableGeolocation,
     switches::kDisableGLMultisampling,
     switches::kDisableGpuVsync,
     switches::kDisableJavaScriptI18NAPI,
     switches::kDisableLocalStorage,
     switches::kDisableLogging,
     switches::kDisablePointerLock,
     switches::kDisableSeccompFilterSandbox,
     switches::kDisableSeccompSandbox,
     switches::kDisableSessionStorage,
     switches::kDisableSharedWorkers,
     switches::kDisableSpeechInput,
     switches::kEnableScriptedSpeech,
     switches::kDisableThreadedAnimation,
     switches::kDisableWebAudio,
     switches::kDisableWebSockets,
     switches::kDomAutomationController,
-    switches::kEnableAcceleratedVideoDecode,
     switches::kEnableAccessibilityLogging,
     switches::kEnableDCHECK,
     switches::kEnableEncryptedMedia,
     switches::kEnableFixedLayout,
     switches::kEnableGPUServiceLogging,
     switches::kEnableGPUClientLogging,
     switches::kEnableGpuBenchmarking,
     switches::kEnableLogging,
     switches::kEnableMediaSource,
     switches::kEnablePartialSwap,
@@ skipping 742 matching lines @@
       int32 route_id,
       int32 gpu_process_host_id) {
   TRACE_EVENT0("renderer_host",
                "RenderWidgetHostImpl::OnCompositorSurfaceBuffersSwappedNoHost");
   RenderWidgetHostImpl::AcknowledgeBufferPresent(route_id,
                                                  gpu_process_host_id,
                                                  0);
 }
 
 }  // namespace content