Move CC switches to cc/switches.h.

cc/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 "cc/switches.h"
 
 namespace cc {
 namespace switches {
 
-// When threaded compositing is turned on, wait until the entire frame has
-// content (i.e. jank) instead of showing checkerboards for missing content.
-const char kJankInsteadOfCheckerboard[] = "jank-instead-of-checkerboard";
-
 // On platforms where checkerboards are used, prefer background colors instead
 // of checkerboards.
 const char kBackgroundColorInsteadOfCheckerboard[] =
     "background-color-instead-of-checkerboard";
 
+const char kDisableThreadedAnimation[]      = "disable-threaded-animation";
+
+const char kEnablePartialSwap[]             = "enable-partial-swap";
+
+const char kEnablePerTilePainting[]         = "enable-per-tile-painting";
+
+// Enables an alternative pinch-zoom gesture support, via the threaded
+// compositor.
+const char kEnablePinchInCompositor[]       = "enable-pinch-in-compositor";
+
+// When threaded compositing is turned on, wait until the entire frame has
+// content (i.e. jank) instead of showing checkerboards for missing content.
+const char kJankInsteadOfCheckerboard[] = "jank-instead-of-checkerboard";
+
 }  // namespace switches
 }  // namespace cc