First draft to enable turning off compositor for unit tests.

ui/gfx/compositor/compositor_gl.cc

 // Copyright (c) 2011 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 "ui/gfx/compositor/compositor.h"
 
 #include <GL/gl.h>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
@@ skipping 339 matching lines @@
   u_tex_loc_ = glGetUniformLocation(program_, "u_tex");
   u_mat_loc_ = glGetUniformLocation(program_, "u_matViewProjection");
 
   return true;
 }
 
 } // namespace
 
 // static
 Compositor* Compositor::Create(gfx::AcceleratedWidget widget) {
- gfx::GLSurface::InitializeOneOff();
- if (gfx::GetGLImplementation() != gfx::kGLImplementationNone)
-   return new glHidden::CompositorGL(widget);
+  gfx::GLSurface::InitializeOneOff();
+  if (gfx::GetGLImplementation() != gfx::kGLImplementationNone)
+    return new glHidden::CompositorGL(widget);
   return NULL;
 }
 #else
 class CompositorGL : public Compositor {
  public:
   explicit CompositorGL(gfx::AcceleratedWidget widget);
 
  private:
   // Overridden from Compositor.
   void NotifyStart() OVERRIDE;
@@ skipping 50 matching lines @@
 
 // static
 Compositor* Compositor::Create(gfx::AcceleratedWidget widget) {
   if (gfx::GetGLImplementation() != gfx::kGLImplementationNone)
     return new CompositorGL(widget);
   return NULL;
 }
 #endif
 
 }  // namespace ui