Add hooks to content to request permission to connect to the PPAPI broker.

webkit/plugins/ppapi/ppb_broker_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 "webkit/plugins/ppapi/ppb_broker_impl.h"
 
 #include "base/logging.h"
 #include "ppapi/shared_impl/platform_file.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 "webkit/plugins/ppapi/common.h"
 #include "webkit/plugins/ppapi/plugin_module.h"
 #include "webkit/plugins/ppapi/resource_helper.h"
 
 using ppapi::PlatformFileToInt;
 using ppapi::thunk::PPB_Broker_API;
 using ppapi::TrackedCallback;
 
 namespace webkit {
 namespace ppapi {
@@ skipping 49 matching lines @@
   return PP_OK_COMPLETIONPENDING;
 }
 
 int32_t PPB_Broker_Impl::GetHandle(int32_t* handle) {
   if (pipe_handle_ == PlatformFileToInt(base::kInvalidPlatformFileValue))
     return PP_ERROR_FAILED;  // Handle not set yet.
   *handle = pipe_handle_;
   return PP_OK;
 }
 
+GURL PPB_Broker_Impl::GetDocumentUrl() {
+  PluginInstance* plugin_instance = ResourceHelper::GetPluginInstance(this);
+  return plugin_instance->container()->element().document().url();
+}
+
 // Transfers ownership of the handle to the plugin.
 void PPB_Broker_Impl::BrokerConnected(int32_t handle, int32_t result) {
   DCHECK(pipe_handle_ ==
          PlatformFileToInt(base::kInvalidPlatformFileValue));
   DCHECK(result == PP_OK ||
          handle == PlatformFileToInt(base::kInvalidPlatformFileValue));
 
   pipe_handle_ = handle;
 
   // Synchronous calls are not supported.
   DCHECK(TrackedCallback::IsPending(connect_callback_));
 
   TrackedCallback::ClearAndRun(&connect_callback_, result);
 }
 
 }  // namespace ppapi
 }  // namespace webkit