Remove unused helper function in WebGLRenderingContextBase

third_party/WebKit/Source/modules/webgl/WebGLRenderingContextBase.h

 /*
  * Copyright (C) 2009 Apple 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 628 matching lines @@
   virtual void destroyContext();
   void markContextChanged(ContentChangeType);
 
   void onErrorMessage(const char*, int32_t id);
 
   void notifyCanvasContextChanged();
 
   // Query if depth_stencil buffer is supported.
   bool isDepthStencilSupported() { return m_isDepthStencilSupported; }
 
-  // Helper to return the size in bytes of OpenGL data types
-  // like GL_FLOAT, GL_INT, etc.
-  unsigned sizeInBytes(GLenum type) const;
-
   // Check if each enabled vertex attribute is bound to a buffer.
   bool validateRenderingState(const char*);
 
   bool validateWebGLObject(const char*, WebGLObject*);
 
   // Adds a compressed texture format.
   void addCompressedTextureFormat(GLenum);
   void removeAllCompressedTextureFormats();
 
   // Set UNPACK_ALIGNMENT to 1, all other parameters to 0.
@@ skipping 1000 matching lines @@
                   context,
                   context->is3d(),
                   context.is3d());
 
 }  // namespace blink
 
 WTF_ALLOW_MOVE_INIT_AND_COMPARE_WITH_MEM_FUNCTIONS(
     blink::WebGLRenderingContextBase::TextureUnitState);
 
 #endif  // WebGLRenderingContextBase_h