Also add i18n directories to gcmole

R=vegorov@chromium.org

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16170 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

tools/gcmole/gcmole.lua

@@ -105,6 +105,8 @@ local function MakeClangCommandLine(plugin, plugin_args, triple, arch_define)
       .. " -DENABLE_DEBUGGER_SUPPORT"
       .. " -DV8_I18N_SUPPORT"
       .. " -Isrc"
+      .. " -Ithird_party/icu/source/common"
+      .. " -Ithird_party/icu/source/i18n"
 end
 
 function InvokeClangPluginForEachFile(filenames, cfg, func)