[icu] Support loading data file from default location

tools/parser-shell.cc

Index: tools/parser-shell.cc
diff --git a/tools/parser-shell.cc b/tools/parser-shell.cc
index ad687c9efea1282d0ba07777edafc0fd282dd9d8..810c5b9d174c5d25497ed3c96edd1705fe67af99 100644
--- a/tools/parser-shell.cc
+++ b/tools/parser-shell.cc
@@ -142,7 +142,7 @@ std::pair<v8::base::TimeDelta, v8::base::TimeDelta> RunBaselineParser(
 
 int main(int argc, char* argv[]) {
   v8::V8::SetFlagsFromCommandLine(&argc, argv, true);
-  v8::V8::InitializeICU();
+  v8::V8::InitializeICUDefaultLocation(argv[0]);
   v8::Platform* platform = v8::platform::CreateDefaultPlatform();
   v8::V8::InitializePlatform(platform);
   v8::V8::Initialize();