Make "make gyp" work on Windows

git-svn-id: http://skia.googlecode.com/svn/trunk@3482 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/make.py b/make.py
index a4081a2..1e0b7e7 100644
--- a/make.py
+++ b/make.py
@@ -22,6 +22,7 @@
 # special targets

 TARGET_ALL = 'all'

 TARGET_CLEAN = 'clean'

+TARGET_GYP = 'gyp'

 LIST_OF_ALL_TARGETS = ['SampleApp', 'bench', 'gm', 'tests', 'tools']

 

 SCRIPT_DIR = os.path.abspath(os.path.dirname(__file__))

@@ -111,6 +112,10 @@
     mkdirs(final_output_dir)

 

     for target in targets:

+        # We already built the gypfiles...

+        if target == TARGET_GYP:

+            continue

+

         cd(msbuild_working_dir)

         runcommand(

             ('msbuild /nologo /property:Configuration=%s'