Remove some dead code from html/

Source/core/html/canvas/WebGLProgram.cpp

 /*
  * 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 76 matching lines @@
     }
     return false;
 }
 
 bool WebGLProgram::linkStatus()
 {
     cacheInfoIfNeeded();
     return m_linkStatus;
 }
 
-void WebGLProgram::setLinkStatus(bool status)
-{
-    cacheInfoIfNeeded();
-    m_linkStatus = status;
-}
-
 void WebGLProgram::increaseLinkCount()
 {
     ++m_linkCount;
     m_infoValid = false;
 }
 
 WebGLShader* WebGLProgram::getAttachedShader(GLenum type)
 {
     switch (type) {
     case GL_VERTEX_SHADER:
@@ skipping 72 matching lines @@
         return;
     GLint linkStatus = 0;
     context->getProgramiv(object(), GL_LINK_STATUS, &linkStatus);
     m_linkStatus = linkStatus;
     if (m_linkStatus)
         cacheActiveAttribLocations(context);
     m_infoValid = true;
 }
 
 }