Fix dimensions for Skia iOS Swarming bots

scripts/slave/recipes/skia/swarm_compile.py

 # Copyright 2016 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.
 
 
 # Recipe module for Skia Swarming compile.
 
 
 DEPS = [
   'recipe_engine/json',
   'recipe_engine/path',
   'recipe_engine/platform',
   'recipe_engine/properties',
   'skia',
 ]
 
 
 TEST_BUILDERS = {
   'client.skia.compile': {
     'skiabot-linux-compile-000': [
+      'Build-Mac-Clang-Arm7-Release-iOS',
       'Build-Ubuntu-GCC-Arm7-Debug-Android-Trybot',
       'Build-Ubuntu-GCC-Arm7-Release-Android',
     ],
     'skiabot-win-compile-000': [
       'Build-Win-MSVC-x86-Debug-VS2015',
     ],
   },
 }
 
 
@@ skipping 26 matching lines @@
         if 'Android' in builder:
           ccache = '/usr/bin/ccache' if 'Appurify' in builder else None
           test += api.step_data('has ccache?',
                                 stdout=api.json.output({'ccache':ccache}))
         if 'Trybot' in builder:
           test += api.properties(issue=500,
                                  patchset=1,
                                  rietveld='https://codereview.chromium.org')
 
         yield test