Roll src/third_party/icu dd72764:866ff69 (svn 292996:293126)

Summary of changes available at:
https://chromium.googlesource.com/chromium/deps/icu52/+log/dd72764..866ff69

BUG=433866
TEST=see the bug
[email protected]

Review URL: https://codereview.chromium.org/724233004

Cr-Commit-Position: refs/heads/master@{#305849}
diff --git a/DEPS b/DEPS
index 263703a..b3b4b79 100644
--- a/DEPS
+++ b/DEPS
@@ -136,7 +136,7 @@
    Var('chromium_git') + '/chromium/blink.git' + '@' +  Var('webkit_revision'),
 
   'src/third_party/icu':
-   Var('chromium_git') + '/chromium/deps/icu52.git' + '@' + 'dd727641e190d60e4593bcb3a35c7f51eb4925c5', # from svn revision 292996
+   Var('chromium_git') + '/chromium/deps/icu52.git' + '@' + '866ff696e9022a6000afbab516fba62cfa306075', # from svn revision 293126
 
   'src/third_party/libexif/sources':
    Var('chromium_git') + '/chromium/deps/libexif/sources.git' + '@' + 'ed98343daabd7b4497f97fda972e132e6877c48a',