StickyInvalidateUsageCache  287 webkit/browser/fileapi/obfuscated_file_util.cc     sandbox_delegate_->StickyInvalidateUsageCache(url.origin(), url.type());
StickyInvalidateUsageCache  173 webkit/browser/fileapi/sandbox_file_system_backend_delegate.h   void StickyInvalidateUsageCache(const GURL& origin_url,