Deleted gl.gyp that had duplicate ppapi_egl target.

ppapi/ppapi_gl.gypi

 # 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 was split off from ppapi.gyp to prevent PPAPI users from
-# needing to DEPS in ~10K files due to mesa.
 {
   'includes': [
     '../third_party/mesa/mesa.gypi',
   ],
   'targets': [
     {
       'target_name': 'ppapi_egl',
       'type': 'static_library',
       'dependencies': [
         '<(DEPTH)/ppapi/ppapi.gyp:ppapi_c',
@@ skipping 39 matching lines @@
         'lib/gl/include',
       ],
       'sources': [
         'lib/gl/gles2/gl2ext_ppapi.c',
         'lib/gl/gles2/gl2ext_ppapi.h',
         'lib/gl/gles2/gles2.c',
       ],
     },
   ],
 }