Don't allow updating tabs to javascript URLs without host

chrome/browser/extensions/extension_tabs_module_constants.cc

Index: chrome/browser/extensions/extension_tabs_module_constants.cc
diff --git a/chrome/browser/extensions/extension_tabs_module_constants.cc b/chrome/browser/extensions/extension_tabs_module_constants.cc
index da73ec64f46417d9dc220c758b6f7add5de902fb..a143e44f29adf61cb1ebc5da5b01cbca3c455429 100644
--- a/chrome/browser/extensions/extension_tabs_module_constants.cc
+++ b/chrome/browser/extensions/extension_tabs_module_constants.cc
@@ -42,6 +42,8 @@ const char kInvalidUrlError[] = "Invalid url: \"*\".";
 const char kInternalVisibleTabCaptureError[] =
     "Internal error while trying to capture visible region of the current tab";
 const char kNotImplementedError[] = "This call is not yet implemented";
+const char kCannotAccessPageError[] = "Cannot access contents of url \"*\". "
+    "Extension manifest must request permission to access this host.";
 
 const char kGetWindowFunction[] = "windows.get";
 const char kGetCurrentWindowFunction[] = "windows.getCurrent";