Update V8 to version 4.2.76.

Summary of changes available at:
https://chromium.googlesource.com/v8/v8/+log/209cf09a..b696572d

TBR=machenbach@chromium.org

Review URL: https://codereview.chromium.org/923983003

Cr-Commit-Position: refs/heads/master@{#317025}

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': '0416f460d24a01fe060921bcdbc49befcd050b72',
+  'v8_revision': 'd3735f98deaf213211359eafb397560a5a9d40d3',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling WebRTC
   # and V8 without interference from each other.