Gives ChromeVox access to the web store again.

chrome/renderer/extensions/renderer_permissions_policy_delegate.cc

Index: chrome/renderer/extensions/renderer_permissions_policy_delegate.cc
diff --git a/chrome/renderer/extensions/renderer_permissions_policy_delegate.cc b/chrome/renderer/extensions/renderer_permissions_policy_delegate.cc
index 21078dea39aa8cff21efaee8fb440edc5493f1e6..6342d8968c510c538d8f93d29793456a8d3a7e0c 100644
--- a/chrome/renderer/extensions/renderer_permissions_policy_delegate.cc
+++ b/chrome/renderer/extensions/renderer_permissions_policy_delegate.cc
@@ -30,6 +30,13 @@ bool RendererPermissionsPolicyDelegate::CanExecuteScriptOnPage(
     const UserScript* script,
     int process_id,
     std::string* error) {
+  const Extension::ScriptingWhitelist* whitelist =
+      Extension::GetScriptingWhitelist();
+  if (std::find(whitelist->begin(), whitelist->end(), extension->id()) !=
+      whitelist->end()) {
+    return true;
+  }
+
   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kSigninProcess)) {
     if (error)
       *error = errors::kCannotScriptSigninPage;