Moving SwiftShader from component to bundled library

ui/gl/gl_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 "base/macros.h"
 #include "ui/gl/gl_switches.h"
 
 namespace gl {
 
 const char kGLImplementationDesktopName[]     = "desktop";
@@ skipping 53 matching lines @@
 
 // Select which implementation of GL the GPU process should use. Options are:
 //  desktop: whatever desktop OpenGL the user has installed (Linux and Mac
 //           default).
 //  egl: whatever EGL / GLES2 the user has installed (Windows default - actually
 //       ANGLE).
 //  osmesa: The OSMesa software renderer.
 //  swiftshader: The SwiftShader software renderer.
 const char kUseGL[]                         = "use-gl";
 
-const char kSwiftShaderPath[]               = "swiftshader-path";
-
 // Inform Chrome that a GPU context will not be lost in power saving mode,
 // screen saving mode, etc.  Note that this flag does not ensure that a GPU
 // context will never be lost in any situations, say, a GPU reset.
 const char kGpuNoContextLost[]              = "gpu-no-context-lost";
 
 // Disables the use of DirectComposition to draw to the screen.
 const char kDisableDirectComposition[] = "disable-direct-composition";
 
 // Indicates whether the dual GPU switching is supported or not.
 const char kSupportsDualGpus[]              = "supports-dual-gpus";
@@ skipping 52 matching lines @@
 
 namespace features {
 
 #if defined(OS_WIN)
 // Wait for D3D VSync signals in GPU process (as opposed to delay based VSync
 // generated in Browser process based on VSync parameters).
 const base::Feature kD3DVsync{"D3DVsync", base::FEATURE_DISABLED_BY_DEFAULT};
 #endif  // defined(OS_WIN)
 
 }  // namespace features