Move test-only ContextFactory implementations out of production targets

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 {
 
 // The number of MSAA samples for canvas2D. Requires MSAA support by GPU to
 // have an effect. 0 disables MSAA.
@@ skipping 971 matching lines @@
 
 // Use core animation to draw the RenderWidgetHostView on Mac.
 const char kUseCoreAnimation[]              = "use-core-animation";
 #endif
 
 #if defined(OS_POSIX)
 // Causes the child processes to cleanly exit via calling exit().
 const char kChildCleanExit[]                = "child-clean-exit";
 #endif
 
-#if defined(USE_AURA)
-// Forces usage of the test compositor. Needed to run ui tests on bots.
-extern const char kTestCompositor[]         = "test-compositor";
-#endif
-
 // Don't dump stuff here, follow the same order as the header.
 
 }  // namespace switches