Implement Chrome Extension TabCapture API.

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 351 matching lines @@
 // Experimentally ensures that each renderer process:
 // 1) Only handles rendering for a single page.
 // (Note that a page can reference content from multiple origins due to images,
 // iframes, etc).
 // 2) Only has authority to see or use cookies for the page's top-level origin.
 // (So if a.com iframe's b.com, the b.com network request will be sent without
 // cookies).
 // This is expected to break compatibility with many pages for now.
 const char kEnableStrictSiteIsolation[]     = "enable-strict-site-isolation";
 
+// Enable tab capture API.
+const char kEnableTabCapture[]              = "enable-tab-capture";
+
 // Enable multithreaded GPU compositing of web content.
 const char kEnableThreadedCompositing[]     = "enable-threaded-compositing";
 
 // 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";
 
@@ skipping 359 matching lines @@
 // Sets the width and height above which a composited layer will get tiled.
 const char kMaxUntiledLayerWidth[]          = "max-untiled-layer-width";
 const char kMaxUntiledLayerHeight[]         = "max-untiled-layer-height";
 
 const char kEnableFixedPositionCreatesStackingContext[]
     = "enable-fixed-position-creates-stacking-context";
 const char kDisableFixedPositionCreatesStackingContext[]
     = "disable-fixed-position-creates-stacking-context";
 
 }  // namespace switches