Update V8 DEPS.

Rolling v8/build: https://chromium.googlesource.com/chromium/src/build/+log/a312720..2a0adf9

Rolling v8/third_party/catapult: https://chromium.googlesource.com/external/github.com/catapult-project/catapult/+log/b3c4635..80a58af

TBR=machenbach@chromium.org,vogelheim@chromium.org,hablich@chromium.org

Change-Id: I4f8940455493f1fb2360cb5ee0401b0f68894854
Reviewed-on: https://chromium-review.googlesource.com/469467Reviewed-by: v8 autoroll <v8-autoroll@chromium.org>
Commit-Queue: v8 autoroll <v8-autoroll@chromium.org>
Cr-Commit-Position: refs/heads/master@{#44423}

DEPS

@@ -8,7 +8,7 @@ vars = {
 
 deps = {
   "v8/build":
-    Var("chromium_url") + "/chromium/src/build.git" + "@" + "a312720424a06cbabead7e737d6f5d5a4c623f36",
+    Var("chromium_url") + "/chromium/src/build.git" + "@" + "2a0adf94bf3b9155797af9fc24a1ce80e2f1a0e0",
   "v8/tools/gyp":
     Var("chromium_url") + "/external/gyp.git" + "@" + "e7079f0e0e14108ab0dba58728ff219637458563",
   "v8/third_party/icu":
@@ -48,7 +48,7 @@ deps_os = {
     "v8/third_party/android_tools":
       Var("chromium_url") + "/android_tools.git" + "@" + "b65c4776dac2cf1b80e969b3b2d4e081b9c84f29",
     "v8/third_party/catapult":
-      Var('chromium_url') + "/external/github.com/catapult-project/catapult.git" + "@" + "b3c46359b269df8c99a189c951961ff5668acd67",
+      Var('chromium_url') + "/external/github.com/catapult-project/catapult.git" + "@" + "80a58afe727a9698ce0c861d5c573ddb57fa2ac3",
   },
   "win": {
     "v8/third_party/cygwin":