Merge V8 5.3.332.45.  DO NOT MERGE

Test: Manual

FPIIM-449

Change-Id: Id3254828b068abdea3cb10442e0172a8c9a98e03
(cherry picked from commit 13e2dadd00298019ed862f2b2fc5068bba730bcf)
diff --git a/src/icu_util.h b/src/icu_util.h
index c308dec..c5ef862 100644
--- a/src/icu_util.h
+++ b/src/icu_util.h
@@ -14,6 +14,11 @@
 // function should be called before ICU is used.
 bool InitializeICU(const char* icu_data_file);
 
+// Like above, but using the default icudtl.dat location if icu_data_file is
+// not specified.
+bool InitializeICUDefaultLocation(const char* exec_path,
+                                  const char* icu_data_file);
+
 }  // namespace internal
 }  // namespace v8