Browser plugin: Implement loadStart and loadAbort events

content/renderer/browser_plugin/browser_plugin_bindings.cc

 // Copyright (c) 2012 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/browser_plugin/browser_plugin_bindings.h"
 
 #include <cstdlib>
 #include <string>
 
 #include "base/bind.h"
@@ skipping 170 matching lines @@
     std::string event_name = StringFromNPVariant(args[0]);
     if (event_name.empty())
       return false;
 
     v8::Local<v8::Value> value =
         v8::Local<v8::Value>::New(WebBindings::toV8Value(&args[1]));
     if (value.IsEmpty() || !value->IsFunction())
       return false;
 
     v8::Local<v8::Function> function = v8::Local<v8::Function>::Cast(value);
-    return bindings->instance()->AddEventListener(event_name, function);
+    result->type = NPVariantType_Bool;
+    result->value.boolValue =
+        bindings->instance()->AddEventListener(event_name, function);
+    return true;
   }
 
   if (IdentifierIsBackMethod(name) && !arg_count) {
     bindings->instance()->Back();
     return true;
   }
 
   if (IdentifierIsForwardMethod(name) && !arg_count) {
     bindings->instance()->Forward();
     return true;
@@ skipping 21 matching lines @@
     if (event_name.empty())
       return false;
 
     v8::Local<v8::Value> value =
         v8::Local<v8::Value>::New(WebBindings::toV8Value(&args[1]));
 
     if (value.IsEmpty() || !value->IsFunction())
       return false;
 
     v8::Local<v8::Function> function = v8::Local<v8::Function>::Cast(value);
-    return bindings->instance()->RemoveEventListener(event_name, function);
+    result->type = NPVariantType_Bool;
+    result->value.boolValue =
+        bindings->instance()->RemoveEventListener(event_name, function);
+    return true;
   }
 
   if (IdentifierIsStop(name) && !arg_count) {
     bindings->instance()->Stop();
     return true;
   }
 
   return false;
 }
 
@@ skipping 110 matching lines @@
       WebBindings::createObject(NULL, &browser_plugin_message_class);
   np_object_ = static_cast<BrowserPluginBindings::BrowserPluginNPObject*>(obj);
   np_object_->message_channel = weak_ptr_factory_.GetWeakPtr();
 }
 
 BrowserPluginBindings::~BrowserPluginBindings() {
   WebBindings::releaseObject(np_object_);
 }
 
 }  // namespace content