Implement WEBGL_shared_resources

Source/core/html/canvas/WebGLDebugShaders.cpp

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 42 matching lines @@
 PassRefPtr<WebGLDebugShaders> WebGLDebugShaders::create(WebGLRenderingContext* context)
 {
     return adoptRef(new WebGLDebugShaders(context));
 }
 
 String WebGLDebugShaders::getTranslatedShaderSource(WebGLShader* shader, ExceptionCode& ec)
 {
     UNUSED_PARAM(ec);
     if (isLost())
         return String();
-    if (!m_context->validateWebGLObject("getTranslatedShaderSource", shader))
+    if (!m_context->validateWebGLSharedObject("getTranslatedShaderSource", shader, WebGLSharedObject::ReadOnly))
         return "";
     return m_context->graphicsContext3D()->getExtensions()->getTranslatedShaderSourceANGLE(shader->object());
 }
 
 bool WebGLDebugShaders::supported(WebGLRenderingContext* context)
 {
     Extensions3D* extensions = context->graphicsContext3D()->getExtensions();
     return extensions->supports("GL_ANGLE_translated_shader_source");
 }
 
 const char* WebGLDebugShaders::getExtensionName()
 {
     return "WEBGL_debug_shaders";
 }
 
 } // namespace WebCore