Quick fix to skip invalid URLs in ExtensionDownloader.

chrome/browser/extensions/updater/extension_downloader.cc

Index: chrome/browser/extensions/updater/extension_downloader.cc
diff --git a/chrome/browser/extensions/updater/extension_downloader.cc b/chrome/browser/extensions/updater/extension_downloader.cc
index c9aca17928425e3bcb25ace00eb0dbbef5c8e235..2c0e6fa7006c0aa233438d5cda3493c0ede569de 100644
--- a/chrome/browser/extensions/updater/extension_downloader.cc
+++ b/chrome/browser/extensions/updater/extension_downloader.cc
@@ -542,6 +542,12 @@ void ExtensionDownloader::FetchUpdatedExtension(const std::string& id,
                                                 const GURL& url,
                                                 const std::string& hash,
                                                 const std::string& version) {
+  if (!url.is_valid()) {
+    // TODO(asargent): This can sometimes be invalid. See crbug.com/130881.
+    LOG(ERROR) << "Invalid URL: " << url.spec();
+    return;
+  }
+
   for (std::deque<ExtensionFetch>::const_iterator iter =
            extensions_pending_.begin();
        iter != extensions_pending_.end(); ++iter) {