Add VAVDA, the VAAPI Video Decode Accelerator for Intel CPUs.

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 326 matching lines @@
 // Disable multithreaded GPU compositing of web content.
 const char kDisableThreadedCompositing[]     = "disable-threaded-compositing";
 
 // Enable use of experimental TCP sockets API for sending data in the
 // SYN packet.
 const char kEnableTcpFastOpen[]             = "enable-tcp-fastopen";
 
 // Enable support for JavaScript touch events.
 const char kEnableTouchEvents[]             = "enable-touch-events";
 
+// Enables hardware acceleration for video decode on Linux and ChromeOS

[Ami GONE FROM CHROMIUM, 2012/04/09 02:41:47]

VAAPI code is not built on linux so this comment over-promises.
Should the gyp file be relaxed?

[Pawel Osciak, 2012/05/03 16:22:07]

Yes, I want to do this once this gets in and I get to test on a Linux box.

+// on Intel CPUs (mostly Sandy Bridge+) using VAAPI.
+const char kEnableVaapi[] = "enable-vaapi";
+
 // Enables support for video tracks. Current implementation is
 // incomplete and this flag is used for development and testing.
 const char kEnableVideoTrack[]              = "enable-video-track";
 
 // Enables the use of the viewport meta tag, which allows
 // pages to control aspects of their own layout.
 const char kEnableViewport[]                = "enable-viewport";
 
 // Disable Web Intents.
 const char kDisableWebIntents[]             = "disable-web-intents";
@@ skipping 304 matching lines @@
 extern const char kFlingTapSuppressMaxDown[] = "fling-tap-suppress-max-down";
 
 // Maximum time between mousedown and mouseup to be considered a tap.
 extern const char kFlingTapSuppressMaxGap[] = "fling-tap-suppress-max-gap";
 
 // Forces usage of the test compositor. Needed to run ui tests on bots.
 extern const char kTestCompositor[]         = "test-compositor";
 #endif
 
 }  // namespace switches