Ensure we don't leak ObjectProxy objects

content/renderer/pepper/plugin_object.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/pepper/plugin_object.h"
 
 #include <stdint.h>
 
 #include "base/bind.h"
 #include "base/logging.h"
@@ skipping 164 matching lines @@
       try_catch.ThrowException(kInvalidValueException);
       result.clear();
       return result;
     }
   }
 
   return result;
 }
 
 void PluginObject::InstanceDeleted() {
+  ppp_class_->Deallocate(ppp_class_data_);
   instance_ = NULL;
 }
 
 PluginObject::PluginObject(PepperPluginInstanceImpl* instance,
                            const PPP_Class_Deprecated* ppp_class,
                            void* ppp_class_data)
     : gin::NamedPropertyInterceptor(instance->GetIsolate(), this),
       instance_(instance),
       ppp_class_(ppp_class),
       ppp_class_data_(ppp_class_data),
@@ skipping 102 matching lines @@
     return function_template;
   function_template =
       gin::CreateFunctionTemplate(
           isolate, base::Bind(&PluginObject::Call, weak_factory_.GetWeakPtr(),
                               name));
   template_cache_.Set(name, function_template);
   return function_template;
 }
 
 }  // namespace content