Compile Vulkan when building for the Android framework.

gyp/common_variables.gypi

 # Copyright 2012 The Android Open Source Project
 #
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
   # Get ready for the ugly...
   #
   # - We have to nest our variables dictionaries multiple levels deep, so that
   #   this and other gyp files can rely on previously-set variable values in
@@ skipping 64 matching lines @@
       'arm_version%': '<(arm_version)',
       'arm_neon%': '<(arm_neon)',
       'skia_egl%': '<(skia_egl)',
       'vulkan_merged_into_skia%': '<(vulkan_merged_into_skia)',
       'conditions': [
         [ 'skia_android_framework == 1', {
           'skia_os%': 'android',
           'skia_chrome_utils%': 0,
           'skia_use_android_framework_defines%': 1,
           'skia_use_system_json%': 1,
+          'skia_vulkan%': 1,
         }, {
           'skia_os%': '<(skia_os)',
           'skia_chrome_utils%': 1,
           'skia_use_android_framework_defines%': 0,
           'skia_use_system_json%': 0,
         }],
         [ 'skia_os == "win"', {
           'os_posix%': 0,
         }, {
           'os_posix%': 1,
@@ skipping 155 matching lines @@
         #'-ffast-math',           # Optimize float math even when it breaks IEEE compliance.
         #'-flto'                  # Enable link-time optimization.
     ],
 
     # These are referenced by our .gypi files that list files (e.g. core.gypi)
     #
     'skia_src_path%': '../src',
     'skia_include_path%': '../include',
   },
 }