Restrict access to permissions based on extension types.

chrome/browser/renderer_host/chrome_render_view_host_observer.cc

Index: chrome/browser/renderer_host/chrome_render_view_host_observer.cc
diff --git a/chrome/browser/renderer_host/chrome_render_view_host_observer.cc b/chrome/browser/renderer_host/chrome_render_view_host_observer.cc
index 81d4f8cff4476749918377ed126cd5ecfa2cf0c1..6ce517d6fa845629f7ea38b6056b13b63b7cbb27 100644
--- a/chrome/browser/renderer_host/chrome_render_view_host_observer.cc
+++ b/chrome/browser/renderer_host/chrome_render_view_host_observer.cc
@@ -122,6 +122,7 @@ void ChromeRenderViewHostObserver::InitRenderViewForExtensions() {
   if (type == Extension::TYPE_EXTENSION ||
       type == Extension::TYPE_USER_SCRIPT ||
       type == Extension::TYPE_PACKAGED_APP ||
+      type == Extension::TYPE_PLATFORM_APP ||
       (type == Extension::TYPE_HOSTED_APP &&
        extension->location() == Extension::COMPONENT)) {
     Send(new ExtensionMsg_ActivateExtension(extension->id()));