Add GetPluginRefererURL to PPB_URLUtil_Dev interface to get the 'Referer' HTTP header value that wa…

ppapi/proxy/ppb_instance_proxy.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 "ppapi/proxy/ppb_instance_proxy.h"
 
 #include "base/memory/ref_counted.h"
 #include "build/build_config.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/pp_time.h"
@@ skipping 155 matching lines @@
     IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBInstance_GetDocumentURL,
                         OnHostMsgGetDocumentURL)
     IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBInstance_ResolveRelativeToDocument,
                         OnHostMsgResolveRelativeToDocument)
     IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBInstance_DocumentCanRequest,
                         OnHostMsgDocumentCanRequest)
     IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBInstance_DocumentCanAccessDocument,
                         OnHostMsgDocumentCanAccessDocument)
     IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBInstance_GetPluginInstanceURL,
                         OnHostMsgGetPluginInstanceURL)
+    IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBInstance_GetPluginRefererURL,
+                        OnHostMsgGetPluginRefererURL)
     IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBInstance_NeedKey,
                         OnHostMsgNeedKey)
     IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBInstance_KeyAdded,
                         OnHostMsgKeyAdded)
     IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBInstance_KeyMessage,
                         OnHostMsgKeyMessage)
     IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBInstance_KeyError,
                         OnHostMsgKeyError)
     IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBInstance_DeliverBlock,
                         OnHostMsgDeliverBlock)
@@ skipping 333 matching lines @@
       PP_Instance instance,
       PP_URLComponents_Dev* components) {
   ReceiveSerializedVarReturnValue result;
   dispatcher()->Send(new PpapiHostMsg_PPBInstance_GetPluginInstanceURL(
       API_ID_PPB_INSTANCE, instance, &result));
   return PPB_URLUtil_Shared::ConvertComponentsAndReturnURL(
       result.Return(dispatcher()),
       components);
 }
 
+PP_Var PPB_Instance_Proxy::GetPluginRefererURL(
+      PP_Instance instance,
+      PP_URLComponents_Dev* components) {
+  ReceiveSerializedVarReturnValue result;
+  dispatcher()->Send(new PpapiHostMsg_PPBInstance_GetPluginRefererURL(
+      API_ID_PPB_INSTANCE, instance, &result));
+  return PPB_URLUtil_Shared::ConvertComponentsAndReturnURL(
+      result.Return(dispatcher()),
+      components);
+}
+
 void PPB_Instance_Proxy::NeedKey(PP_Instance instance,
                                  PP_Var key_system,
                                  PP_Var session_id,
                                  PP_Var init_data) {
   dispatcher()->Send(
       new PpapiHostMsg_PPBInstance_NeedKey(
           API_ID_PPB_INSTANCE,
           instance,
           SerializedVarSendInput(dispatcher(), key_system),
           SerializedVarSendInput(dispatcher(), session_id),
@@ skipping 486 matching lines @@
     SerializedVarReturnValue result) {
   if (!dispatcher()->permissions().HasPermission(PERMISSION_DEV))
     return;
   EnterInstanceNoLock enter(instance);
   if (enter.succeeded()) {
     result.Return(dispatcher(),
                   enter.functions()->GetPluginInstanceURL(instance, NULL));
   }
 }
 
+void PPB_Instance_Proxy::OnHostMsgGetPluginRefererURL(
+    PP_Instance instance,
+    SerializedVarReturnValue result) {
+  if (!dispatcher()->permissions().HasPermission(PERMISSION_DEV))
+    return;
+  EnterInstanceNoLock enter(instance);
+  if (enter.succeeded()) {
+    result.Return(dispatcher(),
+                  enter.functions()->GetPluginRefererURL(instance, NULL));
+  }
+}
+
 void PPB_Instance_Proxy::OnHostMsgNeedKey(PP_Instance instance,
                                           SerializedVarReceiveInput key_system,
                                           SerializedVarReceiveInput session_id,
                                           SerializedVarReceiveInput init_data) {
   if (!dispatcher()->permissions().HasPermission(PERMISSION_PRIVATE))
     return;
   EnterInstanceNoLock enter(instance);
   if (enter.succeeded()) {
     enter.functions()->NeedKey(instance,
                                key_system.Get(dispatcher()),
@@ skipping 223 matching lines @@
     PP_Instance instance) {
   InstanceData* data = static_cast<PluginDispatcher*>(dispatcher())->
       GetInstanceData(instance);
   if (!data)
     return;  // Instance was probably deleted.
   data->should_do_request_surrounding_text = false;
 }
 
 }  // namespace proxy
 }  // namespace ppapi