Keep deinlining stuff.

app/gfx/gl/gl_context_stub.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.
 
 // This file implements the StubGLContext.
 
 #ifndef APP_GFX_GL_GL_CONTEXT_STUB_H_
 #define APP_GFX_GL_GL_CONTEXT_STUB_H_
 #pragma once
 
 #include "app/gfx/gl/gl_context.h"
 
 namespace gfx {
 
 // A GLContext that does nothing for unit tests.
 class StubGLContext : public gfx::GLContext {
  public:
+  virtual ~StubGLContext();
+
   // Implement GLContext.
   virtual void Destroy() {}
-  virtual bool MakeCurrent() { return true; }
-  virtual bool IsCurrent() { return true; }
-  virtual bool IsOffscreen() { return false; }
-  virtual bool SwapBuffers() { return true; }
-  virtual gfx::Size GetSize() { return size_; }
-  virtual void* GetHandle() { return NULL; }
+  virtual bool MakeCurrent();
+  virtual bool IsCurrent();
+  virtual bool IsOffscreen();
+  virtual bool SwapBuffers();
+  virtual gfx::Size GetSize();
+  virtual void* GetHandle();
   virtual void SetSwapInterval(int interval) {}
-  virtual std::string GetExtensions() { return std::string(); }
+  virtual std::string GetExtensions();
 
   void SetSize(const gfx::Size& size) { size_ = size; }
 
  private:
   gfx::Size size_;
 };
 
 }  // namespace gfx
 
 #endif  // APP_GFX_GL_GL_CONTEXT_STUB_H_