Added EGL based GLContext....

app/gfx/gl/gl_context_osmesa.h

 // Copyright (c) 2010 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 APP_GFX_GL_GL_CONTEXT_OSMESA_H_
 #define APP_GFX_GL_GL_CONTEXT_OSMESA_H_
 
 #include "base/scoped_ptr.h"
 #include "gfx/size.h"
 #include "app/gfx/gl/gl_context.h"
 
 typedef struct osmesa_context *OSMesaContext;
 
 namespace gfx {
 
 // Encapsulates an OSMesa OpenGL context that uses software rendering.
 class OSMesaGLContext : public GLContext {
  public:
   OSMesaGLContext();
   virtual ~OSMesaGLContext();
 
   // Initialize an OSMesa GL context with the default 1 x 1 initial size.
-  bool Initialize(void* shared_handle);
+  bool Initialize(GLContext* shared_context);
 
   // Implement GLContext.
   virtual void Destroy();
   virtual bool MakeCurrent();
   virtual bool IsCurrent();
   virtual bool IsOffscreen();
   virtual void SwapBuffers();
   virtual gfx::Size GetSize();
   virtual void* GetHandle();
 
   // Resize the back buffer, preserving the old content. Does nothing if the
   // size is unchanged.
   void Resize(const gfx::Size& new_size);
 
   const void* buffer() const {
     return buffer_.get();
   }
 
  private:
-#if !defined(UNIT_TEST)
   gfx::Size size_;
   scoped_array<int32> buffer_;
   OSMesaContext context_;
-#endif
 
   DISALLOW_COPY_AND_ASSIGN(OSMesaGLContext);
 };
 
 }  // namespace gfx
 
 #endif  // APP_GFX_GL_GL_CONTEXT_OSMESA_H_