Implement async touchmove dispatch during scroll

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"
 
 #include "base/command_line.h"
 
 namespace switches {
 
@@ skipping 833 matching lines @@
 const char kTestSandbox[]                   = "test-sandbox";
 
 // Type of the current test harness ("browser" or "ui").
 const char kTestType[]                      = "test-type";
 
 // Enable timeout-based touch event cancellation if a touch ack is delayed.
 // If unspecified, touch timeout behavior will be disabled.
 const char kTouchAckTimeoutDelayMs[]        = "touch-ack-timeout-delay-ms";
 
 const char kTouchScrollingMode[]            = "touch-scrolling-mode";
+const char kTouchScrollingModeAsyncTouchmove[] = "async-touchmove";
+const char kTouchScrollingModeSyncTouchmove[] = "sync-touchmove";
 const char kTouchScrollingModeTouchcancel[] = "touchcancel";
-const char kTouchScrollingModeSyncTouchmove[] = "sync-touchmove";
-const char kTouchScrollingModeAbsorbTouchmove[] = "absorb-touchmove";
 
 // Causes TRACE_EVENT flags to be recorded beginning with shutdown. Optionally,
 // can specify the specific trace categories to include (e.g.
 // --trace-shutdown=base,net) otherwise, all events are recorded.
 // --trace-shutdown-file can be used to control where the trace log gets stored
 // to since there is otherwise no way to access the result.
 const char kTraceShutdown[]                 = "trace-shutdown";
 
 // If supplied, sets the file which shutdown tracing will be stored into, if
 // omitted the default will be used "chrometrace.log" in the current directory.
@@ skipping 153 matching lines @@
 
 // Disables support for Core Animation plugins. This is triggered when
 // accelerated compositing is disabled. See http://crbug.com/122430 .
 const char kDisableCoreAnimationPlugins[] =
     "disable-core-animation-plugins";
 #endif
 
 // Don't dump stuff here, follow the same order as the header.
 
 }  // namespace switches