A few more cleanups to the pepper code. Dispatch IPCs in the sockets implementations directly by ha…

content/renderer/pepper/pepper_file_io_host.cc

Index: content/renderer/pepper/pepper_file_io_host.cc
===================================================================
--- content/renderer/pepper/pepper_file_io_host.cc	(revision 214423)
+++ content/renderer/pepper/pepper_file_io_host.cc	(working copy)
@@ -20,7 +20,6 @@
 #include "content/renderer/pepper/pepper_plugin_instance_impl.h"
 #include "content/renderer/pepper/ppb_file_ref_impl.h"
 #include "content/renderer/pepper/quota_file_io.h"
-#include "content/renderer/pepper/resource_helper.h"
 #include "content/renderer/render_thread_impl.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/ppb_file_io.h"
@@ -223,20 +222,17 @@
         weak_factory_.GetWeakPtr(),
         context->MakeReplyMessageContext());
     file_system_dispatcher->OpenFile(
-      file_system_url_, flags,
-      base::Bind(&DidOpenFileSystemURL, callback),
-      base::Bind(&DidFailOpenFileSystemURL, callback));
+        file_system_url_, flags,
+        base::Bind(&DidOpenFileSystemURL, callback),
+        base::Bind(&DidFailOpenFileSystemURL, callback));
   } else {
-    PepperHelperImpl* helper = static_cast<PepperPluginInstanceImpl*>(
-        PepperPluginInstance::Get(pp_instance()))->helper();
-    if (file_system_type_ != PP_FILESYSTEMTYPE_EXTERNAL || !helper)
+    if (file_system_type_ != PP_FILESYSTEMTYPE_EXTERNAL)
       return PP_ERROR_FAILED;
-    if (!helper->AsyncOpenFile(
-            file_ref->GetSystemPath(), flags,
-            base::Bind(&PepperFileIOHost::ExecutePlatformOpenFileCallback,
-                       weak_factory_.GetWeakPtr(),
-                       context->MakeReplyMessageContext())))
-      return PP_ERROR_FAILED;
+    RenderThreadImpl::current()->AsyncOpenFile(
+        file_ref->GetSystemPath(), flags,
+        base::Bind(&PepperFileIOHost::ExecutePlatformOpenFileCallback,
+                    weak_factory_.GetWeakPtr(),
+                    context->MakeReplyMessageContext()));
   }
 
   state_manager_.SetPendingOperation(FileIOStateManager::OPERATION_EXCLUSIVE);