Break //ui/gl/ dependency on //ui/ozone.

ui/gl/gl_tests.gyp

 # Copyright 2015 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 45 matching lines @@
             'gl_image_io_surface_unittest.cc',
           ],
         }],
         ['OS == "win"', {
           'sources': [
             'wgl_api_unittest.cc',
           ],
         }],
         ['use_ozone==1', {
           'dependencies': [
+            '../ozone/gl/ozone_gl.gyp:ozone_gl',
             '../ozone/ozone.gyp:ozone',
           ],
           'sources': [
             'gl_image_ozone_native_pixmap_unittest.cc',
           ],
         }],
       ],
     }
   ],
   'conditions': [
@@ skipping 52 matching lines @@
               'dependencies': [
                 '<(DEPTH)/tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }