Revert 202364 "Track NPObject ownership by the originating plugi..."

trunk/src/content/renderer/browser_plugin/browser_plugin.cc

Index: trunk/src/content/renderer/browser_plugin/browser_plugin.cc
===================================================================
--- trunk/src/content/renderer/browser_plugin/browser_plugin.cc	(revision 202368)
+++ trunk/src/content/renderer/browser_plugin/browser_plugin.cc	(working copy)
@@ -1138,10 +1138,6 @@
   if (!GetContentClient()->renderer()->AllowBrowserPlugin(container))
     return false;
 
-  // Tell |container| to allow this plugin to use script objects.
-  npp_.reset(new NPP_t);
-  container->allowScriptObjects();
-
   bindings_.reset(new BrowserPluginBindings(this));
   container_ = container;
   container_->setWantsWheelEvents(true);
@@ -1185,12 +1181,6 @@
 }
 
 void BrowserPlugin::destroy() {
-  // If the plugin was initialized then it has a valid |npp_| identifier, and
-  // the |container_| must clear references to the plugin's script objects.
-  DCHECK(!npp_ || container_);
-  if (container_)
-    container_->clearScriptObjects();
-
   // The BrowserPlugin's WebPluginContainer is deleted immediately after this
   // call returns, so let's not keep a reference to it around.
   g_plugin_container_map.Get().erase(container_);
@@ -1213,10 +1203,6 @@
   return browser_plugin_np_object;
 }
 
-NPP BrowserPlugin::pluginNPP() {
-  return npp_.get();
-}
-
 bool BrowserPlugin::supportsKeyboardFocus() const {
   return true;
 }