Update libwebp to version 0.5.0

gyp/libwebp.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': {
     'skia_warnings_as_errors': 0,
     'conditions':[
       ['skia_android_framework == 1', {
         'use_system_libwebp': 1,
@@ skipping 69 matching lines @@
             '../third_party/externals/libwebp/src/dsp/enc_sse2.c',
             '../third_party/externals/libwebp/src/dsp/filters.c',
             '../third_party/externals/libwebp/src/dsp/filters_mips_dsp_r2.c',
             '../third_party/externals/libwebp/src/dsp/filters_sse2.c',
             '../third_party/externals/libwebp/src/dsp/lossless.c',
             '../third_party/externals/libwebp/src/dsp/lossless_mips_dsp_r2.c',
             '../third_party/externals/libwebp/src/dsp/lossless_sse2.c',
             '../third_party/externals/libwebp/src/dsp/rescaler.c',
             '../third_party/externals/libwebp/src/dsp/rescaler_mips32.c',
             '../third_party/externals/libwebp/src/dsp/rescaler_mips_dsp_r2.c',
+            '../third_party/externals/libwebp/src/dsp/rescaler_sse2.c',
             '../third_party/externals/libwebp/src/dsp/upsampling.c',
             '../third_party/externals/libwebp/src/dsp/upsampling_mips_dsp_r2.c',
             '../third_party/externals/libwebp/src/dsp/upsampling_sse2.c',
             '../third_party/externals/libwebp/src/dsp/yuv.c',
             '../third_party/externals/libwebp/src/dsp/yuv_mips32.c',
             '../third_party/externals/libwebp/src/dsp/yuv_mips_dsp_r2.c',
             '../third_party/externals/libwebp/src/dsp/yuv_sse2.c',
           ],
           'cflags': [ '-w' ],
           'xcode_settings': { 'WARNING_CFLAGS': [ '-w' ] },
@@ skipping 17 matching lines @@
             ['arm_version >= 7', {
               'type': 'static_library',
               'include_dirs': [
                   '../third_party/externals/libwebp',
               ],
               'sources': [
                 '../third_party/externals/libwebp/src/dsp/dec_neon.c',
                 '../third_party/externals/libwebp/src/dsp/enc_neon.c',
                 '../third_party/externals/libwebp/src/dsp/lossless_neon.c',
                 '../third_party/externals/libwebp/src/dsp/lossless_enc_neon.c',
+                '../third_party/externals/libwebp/src/dsp/rescaler_neon.c',
                 '../third_party/externals/libwebp/src/dsp/upsampling_neon.c',
               ],
               # behavior similar dsp_neon.c.neon in an Android.mk
               'cflags!': [
                 '-mfpu=vfpv3-d16',
               ],
               'cflags': [ '-w' ],
             },{  # !(arm_version >= 7)
               'type': 'none',
             }],
@@ skipping 141 matching lines @@
                   ],
                 },
               },
             ],
           ],
         }
       ],
     }],
   ],
 }