Update extension install prompt to reflect withheld permissions

chrome/browser/extensions/permissions_updater.cc

Index: chrome/browser/extensions/permissions_updater.cc
diff --git a/chrome/browser/extensions/permissions_updater.cc b/chrome/browser/extensions/permissions_updater.cc
index 385d5e9b95e7f2518a93e6dd8da62308792ad452..d4d42b5d91fc2ddaeeaba0571a55c6f04aa68b13 100644
--- a/chrome/browser/extensions/permissions_updater.cc
+++ b/chrome/browser/extensions/permissions_updater.cc
@@ -164,11 +164,23 @@ void PermissionsUpdater::GrantActivePermissions(const Extension* extension) {
 }
 
 void PermissionsUpdater::InitializePermissions(const Extension* extension) {
-  scoped_refptr<const PermissionSet> active_permissions =
-      ExtensionPrefs::Get(browser_context_)
-          ->GetActivePermissions(extension->id());
-  scoped_refptr<const PermissionSet> bounded_active =
-      GetBoundedActivePermissions(extension, active_permissions);
+  InitializePermissions(extension, INIT_FLAG_NONE);
+}
+
+void PermissionsUpdater::InitializePermissions(const Extension* extension,
+                                               InitFlag init_flag) {
+  scoped_refptr<const PermissionSet> active_permissions(NULL);
+  scoped_refptr<const PermissionSet> bounded_active(NULL);
+  // If |extension| is a transient dummy extension, we do not want to look for
+  // it in preferences.
+  if (init_flag & INIT_FLAG_TRANSIENT) {
+    bounded_active = active_permissions =
+        extension->permissions_data()->active_permissions();
+  } else {
+    active_permissions = ExtensionPrefs::Get(browser_context_)
+                             ->GetActivePermissions(extension->id());
+    bounded_active = GetBoundedActivePermissions(extension, active_permissions);
+  }
 
   // Withhold permissions only if the switch applies to this extension and the
   // extension doesn't have the preference to allow scripting on all urls.