Don't depend on WEBKIT_IMPLEMENTATION guarded geometry conversion c'tors

webkit/compositor_bindings/compositor_bindings.gyp

 # Copyright (c) 2012 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': 0,
     'use_libcc_for_compositor%': 0,
     'webkit_compositor_bindings_sources': [
       'CCThreadImpl.cpp',
@@ skipping 91 matching lines @@
           ],
           'include_dirs': [
             '../../cc',
             '../../cc/stubs',
             'stubs',
             '../../third_party/WebKit/Source/WebKit/chromium/public',
           ],
           'sources': [
             '<@(webkit_compositor_bindings_sources)',
             'stubs/public/WebTransformationMatrix.h',
+            'webcore_convert.cc',
+            'webcore_convert.h',
           ],
           'conditions': [
             ['component=="shared_library"', {
               'defines': [
                 'WEBKIT_DLL',
               ],
             }],
           ]
         },
       ],
     }],
   ],
 }