Lazy load chrome.* APIs

chrome/renderer/extensions/miscellaneous_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 "chrome/renderer/extensions/miscellaneous_bindings.h"
 
 #include <map>
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 50 matching lines @@
 static void ClearPortData(int port_id) {
   g_extension_data.Get().ports.erase(port_id);
 }
 
 const char kPortClosedError[] = "Attempting to use a disconnected port object";
 const char kReceivingEndDoesntExistError[] =
     "Could not establish connection. Receiving end does not exist.";
 
 class ExtensionImpl : public extensions::ChromeV8Extension {
  public:
-  explicit ExtensionImpl(extensions::Dispatcher* dispatcher)
-      : extensions::ChromeV8Extension(dispatcher) {
+  explicit ExtensionImpl(extensions::Dispatcher* dispatcher,
+                         v8::Handle<v8::Context> context)
+      : extensions::ChromeV8Extension(dispatcher, context) {
     RouteStaticFunction("CloseChannel", &CloseChannel);
     RouteStaticFunction("PortAddRef", &PortAddRef);
     RouteStaticFunction("PortRelease", &PortRelease);
     RouteStaticFunction("PostMessage", &PostMessage);
     RouteStaticFunction("BindToGC", &BindToGC);
   }
 
   virtual ~ExtensionImpl() {}
 
   // Sends a message along the given channel.
   static v8::Handle<v8::Value> PostMessage(const v8::Arguments& args) {
-    content::RenderView* renderview = GetCurrentRenderView();
+    ExtensionImpl* self = GetFromArguments<ExtensionImpl>(args);
+    content::RenderView* renderview = self->GetRenderView();
     if (!renderview)
       return v8::Undefined();
 
     if (args.Length() >= 2 && args[0]->IsInt32() && args[1]->IsString()) {
       int port_id = args[0]->Int32Value();
       if (!HasPortData(port_id)) {
         return v8::ThrowException(v8::Exception::Error(
           v8::String::New(kPortClosedError)));
       }
       std::string message = *v8::String::Utf8Value(args[1]->ToString());
@@ skipping 79 matching lines @@
       NOTREACHED();
     }
     return v8::Undefined();
   }
 };
 
 }  // namespace
 
 namespace extensions {
 
-ChromeV8Extension* MiscellaneousBindings::Get(Dispatcher* dispatcher) {
-  return new ExtensionImpl(dispatcher);
+ChromeV8Extension* MiscellaneousBindings::Get(
+    Dispatcher* dispatcher,
+    v8::Handle<v8::Context> context) {
+  return new ExtensionImpl(dispatcher, context);
 }
 
 // static
 void MiscellaneousBindings::DispatchOnConnect(
     const ChromeV8ContextSet::ContextSet& contexts,
     int target_port_id,
     const std::string& channel_name,
     const std::string& tab_json,
     const std::string& source_extension_id,
     const std::string& target_extension_id,
@@ skipping 117 matching lines @@
     } else {
       arguments.push_back(v8::Null());
     }
     (*it)->CallChromeHiddenMethod("Port.dispatchOnDisconnect",
                                   arguments.size(), &arguments[0],
                                   NULL);
   }
 }
 
 }  // namespace extensions