Make it possible to switch between two different versions of ANGLE.

webkit/common/gpu/webgraphicscontext3d_in_process_impl.h

 // 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.
 
 #ifndef WEBKIT_COMMON_GPU_WEBGRAPHICSCONTEXT3D_IN_PROCESS_IMPL_H_
 #define WEBKIT_COMMON_GPU_WEBGRAPHICSCONTEXT3D_IN_PROCESS_IMPL_H_
 
 #include <list>
 #include <set>
 
 #include "base/compiler_specific.h"
 #include "base/containers/hash_tables.h"
 #include "base/memory/ref_counted.h"
 #include "third_party/WebKit/public/platform/WebGraphicsContext3D.h"
 #include "third_party/WebKit/public/platform/WebString.h"
+
+#if defined(ANGLE_DX11)
+#include "third_party/angle_dx11/include/GLSLANG/ShaderLang.h"
+#else
 #include "third_party/angle/include/GLSLANG/ShaderLang.h"
+#endif
+
 #include "ui/gfx/native_widget_types.h"
 #include "webkit/common/gpu/webkit_gpu_export.h"
 
 namespace gfx {
 class GLContext;
 class GLSurface;
 class GLShareGroup;
 }
 
 using WebKit::WGC3Dbyte;
@@ skipping 536 matching lines @@
   ShaderSourceMap shader_source_map_;
 
   ShHandle fragment_compiler_;
   ShHandle vertex_compiler_;
 };
 
 }  // namespace gpu
 }  // namespace webkit
 
 #endif  // WEBKIT_COMMON_GPU_WEBGRAPHICSCONTEXT3D_IN_PROCESS_IMPL_H_