Roll third_party/icu from 7ddf5e9 to dda089a

http://chromium.googlesource.com/chromium/deps/icu.git/+log/7ddf5e9..dda089a

$ git log 7ddf5e9b..dda089a --date=short --no-merges --format='%ad %ae %s'
2016-11-17 jshin update README.chromium about tz update to 2016i
2016-11-17 jshin update IANA timezone DB to 2016i
2016-11-17 brucedawson Restore accidentally deleted comment
2016-11-15 brucedawson Return to suppressing deprecation warnings
2016-11-14 brucedawson Re-enable as many clang warning as possible
2016-11-11 jshin gyp: Add support for all big endian platform

[email protected]
BUG=21515,473288
TEST=Try the following in d8 or Chrome's JS console:
> (new Date("11/07/2016 12:00Z")).toLocaleString("en", {timeZone: \
  "Pacific/Tongatapu"})
"11/8/2016, 2:00:00 AM"
> (new Date("11/05/2016 12:00Z")).toLocaleString("en", {timeZone: \
    "Pacific/Tongatapu"})
"11/6/2016, 1:00:00 AM"

Review-Url: https://codereview.chromium.org/2507813005
Cr-Commit-Position: refs/heads/master@{#432986}
diff --git a/DEPS b/DEPS
index b68af6e..4f642331 100644
--- a/DEPS
+++ b/DEPS
@@ -146,7 +146,7 @@
     Var('chromium_git') + '/external/colorama.git' + '@' + '799604a1041e9b3bc5d2789ecbd7e8db2e18e6b8',
 
   'src/third_party/icu':
-    Var('chromium_git') + '/chromium/deps/icu.git' + '@' + '7ddf5e9ba15a65e692767d3e45260a75f9419f0b',
+    Var('chromium_git') + '/chromium/deps/icu.git' + '@' + 'dda089a98a4f1512a62a68e8fc47a98aa6d2f963',
 
   'src/third_party/hunspell_dictionaries':
     Var('chromium_git') + '/chromium/deps/hunspell_dictionaries.git' + '@' + 'dc6e7c25bf47cbfb466e0701fd2728b4a12e79d5',