Update V8 DEPS.

DEPS

Index: DEPS
diff --git a/DEPS b/DEPS
index 149968d5d5d83a2d5698f0694ca13e2b1b5e5ec5..66ee2d93cd829d76f9d017e1908096311d1e851c 100644
--- a/DEPS
+++ b/DEPS
@@ -8,7 +8,7 @@ vars = {
 
 deps = {
   "v8/build":
-    Var("chromium_url") + "/chromium/src/build.git" + "@" + "ca0069e34d4f5f2c27b4d69723f61dd0407b60b0",
+    Var("chromium_url") + "/chromium/src/build.git" + "@" + "15a6efac74f792ad77238eb2df60a7f6d607e7ba",
   "v8/tools/gyp":
     Var("chromium_url") + "/external/gyp.git" + "@" + "e7079f0e0e14108ab0dba58728ff219637458563",
   "v8/third_party/icu":
@@ -47,7 +47,7 @@ deps_os = {
     "v8/third_party/android_tools":
       Var("chromium_url") + "/android_tools.git" + "@" + "b43a6a289a7588b1769814f04dd6c7d7176974cc",
     "v8/third_party/catapult":
-      Var('chromium_url') + "/external/github.com/catapult-project/catapult.git" + "@" + "707aaac64b3c0a86d253e1ab502e73996d63927e",
+      Var('chromium_url') + "/external/github.com/catapult-project/catapult.git" + "@" + "19565fdb148afc5fc752516f395f715f5d27c1f1",
   },
   "win": {
     "v8/third_party/cygwin":