Make make.bat and gyp_skia work with VS 2012.

gyp_skia

 #!/usr/bin/python
 
 # Copyright 2011 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.
 
 # This script is a wrapper which invokes gyp with the correct --depth argument,
 # and supports the automatic regeneration of build files if all.gyp is
 # changed (Linux-only).
@@ skipping 95 matching lines @@
 
   # Tell gyp to write the Makefiles into output_dir
   args.extend(['--generator-output', os.path.abspath(get_output_dir())])
 
   # Tell make to write its output into the same dir
   args.extend(['-Goutput_dir=.'])
 
   # By default, we build 'most' instead of 'all' or 'everything'. See skia.gyp.
   args.extend(['-Gdefault_target=most'])
 
-  # Special arguments for generating Visual Studio projects:
-  # - msvs_version forces generation of Visual Studio 2010 project so that we

[epoger, 2013/05/07 15:19:17]

I take it that "make <target>" still works after this change, in both 2010 and
2012?  (I'm looking at the comment about msbuild.exe ...)

$ svn blame gyp_skia | grep msvs_version
  1853 epoger@google.com   # - msvs_version forces generation of Visual Studio
2010 project so that we
  1853 epoger@google.com   args.extend(['-Gmsvs_version=2010'])

which leads me to https://code.google.com/p/skia/source/detail?r=1853

which leads me to https://codereview.appspot.com/4717044/ ('enable "make XXX"
command-line builds on Windows')

-  #   can use msbuild.exe
-  # - msvs_abspath_output is a workaround for
-  #   http://code.google.com/p/gyp/issues/detail?id=201
-  args.extend(['-Gmsvs_version=2010'])
-
   print 'Updating projects from gyp files...'
   sys.stdout.flush()
 
   # Off we go...
   sys.exit(gyp.main(args))