roll gyp 1951:1953

1952: Add test files for https://codereview.chromium.org/406523005/
1953: ninja/win: Put common msvs_system_include_dirs into %INCLUDE%

BUG=395405
R=scottmg@chromium.org
TBR=scottmg

Review URL: https://codereview.chromium.org/393033009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@284370 0039d316-1c4b-4281-b951-d872f2087c98

DEPS

@@ -160,7 +160,7 @@ deps = {
     (Var("googlecode_url") % "grit-i18n") + "/trunk@170",
 
   "src/tools/gyp":
-    (Var("googlecode_url") % "gyp") + "/trunk@1951",
+    (Var("googlecode_url") % "gyp") + "/trunk@1953",
 
   "src/tools/swarming_client":
     Var("chromium_git") + "/external/swarming.client.git@" +