Update V8 to version 4.2.52 (based on 3b400fcb9b234cd9a3e6e90a2b3e3f94ec3ebbd9).

TBR=machenbach@chromium.org

Review URL: https://codereview.chromium.org/895083003

Cr-Commit-Position: refs/heads/master@{#314743}

DEPS

@@ -47,7 +47,7 @@ vars = {
   # the commit queue can handle CLs rolling Skia
   # and V8 without interference from each other.
   'v8_branch': 'trunk',
-  'v8_revision': 'e8694f69297c3bee240490aecd29fab6c40ec3f0',
+  'v8_revision': '5500cc86654d79fa4c4dbf0870a504cc73a45324',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling WebRTC
   # and V8 without interference from each other.