Update V8 DEPS.

Rolling v8/build: https://chromium.googlesource.com/chromium/src/build/+log/4280b28..3ab6155

Rolling v8/third_party/catapult: https://chromium.googlesource.com/external/github.com/catapult-project/catapult/+log/597f96e..59a182b

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

Change-Id: Idaf4f74956b999fe846a21efb85850e50e619bbb
Reviewed-on: https://chromium-review.googlesource.com/536514Reviewed-by: v8 autoroll <v8-autoroll@chromium.org>
Commit-Queue: v8 autoroll <v8-autoroll@chromium.org>
Cr-Commit-Position: refs/heads/master@{#45958}

DEPS

@@ -8,7 +8,7 @@ vars = {
 
 deps = {
   "v8/build":
-    Var("chromium_url") + "/chromium/src/build.git" + "@" + "4280b28b9a0c6f45381817098a03537b32d36fa9",
+    Var("chromium_url") + "/chromium/src/build.git" + "@" + "3ab615557779909e35829c7a33860815aa423d34",
   "v8/tools/gyp":
     Var("chromium_url") + "/external/gyp.git" + "@" + "eb296f67da078ec01f5e3a9ea9cdc6d26d680161",
   "v8/third_party/icu":
@@ -48,7 +48,7 @@ deps_os = {
     "v8/third_party/android_tools":
       Var("chromium_url") + "/android_tools.git" + "@" + "023e2f65409a2b7886b8d644d6a88542ead6cd0a",
     "v8/third_party/catapult":
-      Var('chromium_url') + "/external/github.com/catapult-project/catapult.git" + "@" + "597f96ee44a5845b23057d1576b3694480cc6fa8",
+      Var('chromium_url') + "/external/github.com/catapult-project/catapult.git" + "@" + "59a182b2a69435dd977052279c359784e9744a97",
   },
 }