GYP Changes and Scripts for Compiling Skia for ChromeOS

For now, this requires having a complete ChromeOS checkout.

R=djsollen@google.com

Review URL: https://codereview.chromium.org/16099011

git-svn-id: http://skia.googlecode.com/svn/trunk@9505 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gyp/utils.gyp b/gyp/utils.gyp
index ef2a0d8..4ac9284 100644
--- a/gyp/utils.gyp
+++ b/gyp/utils.gyp
@@ -146,11 +146,11 @@
             '../src/utils/SkThreadUtils_pthread_mach.cpp',
           ],
         }],
-        [ 'skia_os in ["linux", "freebsd", "openbsd", "solaris"]', {
+        [ 'skia_os in ["linux", "freebsd", "openbsd", "solaris", "chromeos"]', {
           'sources!': [
             '../src/utils/SkThreadUtils_pthread_other.cpp',
           ],
-        },{ #else if 'skia_os not in ["linux", "freebsd", "openbsd", "solaris"]'
+        },{ #else if 'skia_os not in ["linux", "freebsd", "openbsd", "solaris", "chromeos"]'
           'include_dirs!': [
             '../include/utils/unix',
           ],