Roll DEPS for tools/gyp to 1852

r1852: (sdefresne) Fix generation for ninja of multiarch executable targets
r1851: (sdefresne) Use "formats" parameter to TestGyp to filter the format
r1850: (sdefresne) Improve ninja's Xcode emulation
r1849: (sdefresne) Extract XcodeVersion to be a standalone module function
r1848: (sdefresne) Fix comparison of Xcode version
r1847: (scottmg) Ninja generator: check if meminfo exists before reading it.

BUG=314720
R=blundell

Review URL: https://codereview.chromium.org/148903003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@250989 0039d316-1c4b-4281-b951-d872f2087c98

DEPS

@@ -136,7 +136,7 @@ deps = {
     (Var("googlecode_url") % "grit-i18n") + "/trunk@151",
 
   "src/tools/gyp":
-    (Var("googlecode_url") % "gyp") + "/trunk@1846",
+    (Var("googlecode_url") % "gyp") + "/trunk@1852",
 
   "src/tools/swarming_client":
     Var("chromium_git") + "/external/swarming.client.git@" +