Roll ANGLE 1825:1827 to fix 64-bit truncation issues in the API and implementation.

BUG=none

Review URL: https://codereview.chromium.org/12217143

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@182312 0039d316-1c4b-4281-b951-d872f2087c98

DEPS

@@ -62,7 +62,7 @@ deps = {
     (Var("googlecode_url") % "googlemock") + "/trunk@410",
 
   "src/third_party/angle":
-    (Var("googlecode_url") % "angleproject") + "/trunk@1825",
+    (Var("googlecode_url") % "angleproject") + "/trunk@1827",
 
   "src/third_party/trace-viewer":
     (Var("googlecode_url") % "trace-viewer") + "/trunk@204",