Next level of changes to get more of Chrome building

pylib/gyp/win_tool.py

Index: pylib/gyp/win_tool.py
diff --git a/pylib/gyp/win_tool.py b/pylib/gyp/win_tool.py
index ba2e86bcb57bbd738a14f395ae935b27f53d5511..55cf0f12cc417fc57c7b205e496e00204e6b2ba1 100644
--- a/pylib/gyp/win_tool.py
+++ b/pylib/gyp/win_tool.py
@@ -9,8 +9,10 @@
 These functions are executed via gyp-win-tool when using the ninja generator.
 """
 
+import json
 import os
 import shutil
+import subprocess
 import sys
 
 
@@ -49,6 +51,43 @@ class WinTool(object):
     else:
       shutil.copy2(source, dest)
 
+  def ExecTouch(self, path):
+    """Basic touch."""
+    if os.path.exists(path):
+      os.utime(path, None)
+    else:
+      open(path, 'w').close()
+
+  def ExecQuietMidl(self, outdir, tlb, h, dlldata, iid, proxy, idl, *flags):
+    args = ['midl', '/nologo'] + list(flags) + [
+        '/out', outdir,
+        '/tlb', tlb,
+        '/h', h,
+        '/dlldata', dlldata,
+        '/iid', iid,
+        '/proxy', proxy,
+        idl]
+    popen = subprocess.Popen(args,
+                             shell=True,
+                             stdout=subprocess.PIPE,
+                             stderr=subprocess.STDOUT)
+    out, err = popen.communicate()
+    # TODO(scottmg): Filter out the silly noise.
+    sys.stdout.write(out)
+    return popen.returncode
+
+  def ExecDealWithCygwin(self, argspath):
+    """|path| contains the arguments to a cygwin bash sub-shell in python
+    repr()'d format. Returns error code from sub-shell."""
+    build_to_base, cygdirs, args = json.loads(open(argspath, 'r').read())
+    # TODO(scottmg): Totally don't get how this setup path is supposed to
+    # work. msvs_cygwin_dirs? But never seems right.
+    args = ' '.join(a.replace('\\', '/') for a in args)
+    cmd = 'call ..\\..\\third_party\\cygwin\\setup_env.bat && ' \
+          'cd %s && ' \
+          'bash -c "%s"' % (build_to_base, args)
+    print "running:", cmd
+    return os.system(cmd)
 
 if __name__ == '__main__':
   sys.exit(main(sys.argv[1:]))