Remove some unneeded GLES2-specific code
Remove some unneeded GLES2-specific code

vancepym/ogre,ruleless/ogre,jhu-lcsr-forks/ogre,ehsan/ogre,ehsan/ogre,ehsan/ogre,ruleless/ogre,nezticle/ogre,largerussiangames/ogre,bhlzlx/ogre,vancepym/ogre,bhlzlx/ogre,ruleless/ogre,largerussiangames/ogre,ehsan/ogre,ruleless/ogre,vancepym/ogre,vancepym/ogre,ehsan/ogre,bhlzlx/ogre,nezticle/ogre,bhlzlx/ogre,nezticle/ogre,bhlzlx/ogre,bhlzlx/ogre,jhu-lcsr-forks/ogre,largerussiangames/ogre,jhu-lcsr-forks/ogre,ruleless/ogre,vancepym/ogre,largerussiangames/ogre,jhu-lcsr-forks/ogre,ruleless/ogre,jhu-lcsr-forks/ogre,nezticle/ogre