Allow renderer to create pepper ResourceHosts in the browser

content/renderer/pepper/renderer_ppapi_host_impl.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/pepper/renderer_ppapi_host_impl.h"
 
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/process_util.h"
 #include "content/common/sandbox_util.h"
+#include "content/renderer/pepper/pepper_browser_connection.h"
 #include "content/renderer/pepper/pepper_graphics_2d_host.h"
 #include "content/renderer/pepper/pepper_in_process_resource_creation.h"
 #include "content/renderer/pepper/pepper_in_process_router.h"
 #include "content/renderer/pepper/pepper_plugin_delegate_impl.h"
 #include "content/renderer/render_view_impl.h"
 #include "content/renderer/render_widget_fullscreen_pepper.h"
+#include "ipc/ipc_message.h"
 #include "ppapi/host/ppapi_host.h"
 #include "ppapi/proxy/host_dispatcher.h"
 #include "third_party/WebKit/public/platform/WebRect.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDocument.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebElement.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPluginContainer.h"
 #include "ui/gfx/point.h"
 #include "webkit/plugins/ppapi/fullscreen_container.h"
 #include "webkit/plugins/ppapi/host_globals.h"
 #include "webkit/plugins/ppapi/plugin_delegate.h"
@@ skipping 237 matching lines @@
                                          base::GetCurrentProcId(),
                                          should_close_source);
   }
   return dispatcher_->ShareHandleWithRemote(handle, should_close_source);
 }
 
 bool RendererPpapiHostImpl::IsRunningInProcess() const {
   return is_running_in_process_;
 }
 
+void RendererPpapiHostImpl::CreateBrowserResourceHost(
+    PP_Instance instance,
+    const IPC::Message& nested_msg,
+    const base::Callback<void(int)>& callback) const {
+  PluginInstance* instance_object = GetAndValidateInstance(instance);
+  if (!instance_object)
+    callback.Run(0);
+
+  // Since we're the embedder, we can make assumptions about the delegate on
+  // the instance.
+  PepperPluginDelegateImpl* delegate =
+      static_cast<PepperPluginDelegateImpl*>(instance_object->delegate());
+  if (!delegate)
+    callback.Run(0);
+
+  PepperBrowserConnection* browser_connection =
+      delegate->pepper_browser_connection();
+  browser_connection->SendBrowserCreate(module_->GetPluginChildId(),
+                                        instance,
+                                        nested_msg,
+                                        callback);
+}
+
 PluginInstance* RendererPpapiHostImpl::GetAndValidateInstance(
     PP_Instance pp_instance) const {
   PluginInstance* instance = HostGlobals::Get()->GetInstance(pp_instance);
   if (!instance)
     return NULL;
   if (!instance->IsValidInstanceOf(module_))
     return NULL;
   return instance;
 }
 
 }  // namespace content