Remove plugin connection to PPAPI scriptable objects (var deprecated). Also

src/trusted/plugin/ppapi/plugin_ppapi.cc

 /*
  * Copyright (c) 2011 The Native Client Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifdef _MSC_VER
 // Do not warn about use of std::copy with raw pointers.
 #pragma warning(disable : 4996)
 #endif
@@ skipping 835 matching lines @@
   PLUGIN_PRINTF(("PluginPpapi::StartProxiedExecution (did_create=%d)\n",
                  did_create));
   if (did_create == PP_FALSE) {
     error_info->SetReport(ERROR_START_PROXY,
                           "could not create instance.");
     return false;
   }
 
   ppapi_proxy_ = ppapi_proxy.release();
 
-// TODO(dmichael):  Remove the scripting proxy code entirely.
-#ifndef PPAPI_INSTANCE_REMOVE_SCRIPTING
-  ScriptableHandlePpapi* handle =
-      static_cast<ScriptableHandlePpapi*>(scriptable_handle());
-  PP_Var scriptable_proxy =
-      instance_interface->GetInstanceObject(pp_instance());
-  handle->set_scriptable_proxy(pp::Var(pp::Var::PassRef(), scriptable_proxy));
-#endif
-
   // Create PPP* interface adapters to forward calls to .nexe.
   find_adapter_.reset(new(std::nothrow) FindAdapter(this));
   printing_adapter_.reset(new(std::nothrow) PrintingAdapter(this));
   selection_adapter_.reset(new(std::nothrow) SelectionAdapter(this));
   widget_client_adapter_.reset(new(std::nothrow) WidgetClientAdapter(this));
   zoom_adapter_.reset(new(std::nothrow) ZoomAdapter(this));
 
   // Replay missed events.
   if (replayDidChangeView) {
     replayDidChangeView = false;
@@ skipping 556 matching lines @@
   std::string scheme = canonicalized.AsString().substr(comps.scheme.begin,
                                                        comps.scheme.len);
   if (scheme == kChromeExtensionUriScheme)
     return SCHEME_CHROME_EXTENSION;
   if (scheme == kDataUriScheme)
     return SCHEME_DATA;
   return SCHEME_OTHER;
 }
 
 }  // namespace plugin