Enable NEON support in skia when building for armv7

skia/skia.gyp

 # Copyright (c) 2009 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.
 
 {
   'targets': [
     {
       'target_name': 'skia',
       'type': '<(library)',
       'msvs_guid': 'CD9CA56E-4E94-444C-87D4-58CA1E6F300D',
@@ skipping 558 matching lines @@
             '../third_party/skia/src/ports/SkFontHost_FreeType.cpp',
             '../third_party/skia/src/ports/SkFontHost_TryeType_Tables.cpp',
             '../third_party/skia/src/ports/SkFontHost_gamma_none.cpp',
             '../third_party/skia/src/ports/SkFontHost_gamma_none.cpp',
             '../third_party/skia/src/ports/SkFontHost_tables.cpp',
           ],
         }],
         [ 'OS != "win"', {
           'sources/': [ ['exclude', '_win\\.(cc|cpp)$'] ],
         }],
+        [ 'target_arch == "arm" and armv7 == 1', {
+          'defines': [
+            '__ARM_HAVE_NEON',
+          ],
+        }],
         [ 'OS == "linux" or OS == "freebsd"', {
           'dependencies': [
             '../build/linux/system.gyp:gdk',
             '../build/linux/system.gyp:fontconfig',
             '../build/linux/system.gyp:freetype2',
             '../third_party/harfbuzz/harfbuzz.gyp:harfbuzz',
             '../third_party/harfbuzz/harfbuzz.gyp:harfbuzz_interface',
           ],
           'cflags': [
             '-Wno-unused',
@@ skipping 53 matching lines @@
       },
     },
   ],
 }
 
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