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

content/renderer/pepper/ppb_file_ref_impl.cc

Index: content/renderer/pepper/ppb_file_ref_impl.cc
===================================================================
--- content/renderer/pepper/ppb_file_ref_impl.cc	(revision 214423)
+++ content/renderer/pepper/ppb_file_ref_impl.cc	(working copy)
@@ -12,10 +12,8 @@
 #include "content/renderer/pepper/common.h"
 #include "content/renderer/pepper/pepper_file_system_host.h"
 #include "content/renderer/pepper/pepper_helper_impl.h"
-#include "content/renderer/pepper/pepper_plugin_instance_impl.h"
 #include "content/renderer/pepper/plugin_module.h"
 #include "content/renderer/pepper/renderer_ppapi_host_impl.h"
-#include "content/renderer/pepper/resource_helper.h"
 #include "content/renderer/render_thread_impl.h"
 #include "net/base/escape.h"
 #include "ppapi/c/pp_errors.h"
@@ -236,11 +234,6 @@
 PPB_FileRef_Impl* PPB_FileRef_Impl::CreateInternal(PP_Instance instance,
                                                    PP_Resource pp_file_system,
                                                    const std::string& path) {
-  PepperPluginInstanceImpl* plugin_instance =
-      ResourceHelper::PPInstanceToPluginInstance(instance);
-  if (!plugin_instance || !plugin_instance->helper())
-    return 0;
-
   ppapi::host::ResourceHost* host = GetResourceHostInternal(
       instance, pp_file_system);
   if (!host)
@@ -454,11 +447,6 @@
 int32_t PPB_FileRef_Impl::QueryInHost(
     linked_ptr<PP_FileInfo> info,
     scoped_refptr<TrackedCallback> callback) {
-  scoped_refptr<PepperPluginInstanceImpl> plugin_instance =
-      ResourceHelper::GetPluginInstance(this);
-  if (!plugin_instance.get())
-    return PP_ERROR_FAILED;
-
   if (!file_system_) {
     // External file system
     // We have to do something totally different for external file systems.
@@ -466,11 +454,10 @@
     // TODO(teravest): Use the SequencedWorkerPool instead.
     scoped_refptr<base::TaskRunner> task_runner =
         RenderThreadImpl::current()->GetFileThreadMessageLoopProxy();
-    if (!plugin_instance->helper()->AsyncOpenFile(
-            GetSystemPath(),
-            base::PLATFORM_FILE_OPEN | base::PLATFORM_FILE_READ,
-            base::Bind(&QueryCallback, task_runner, info, callback)))
-      return PP_ERROR_FAILED;
+    RenderThreadImpl::current()->AsyncOpenFile(
+        GetSystemPath(),
+        base::PLATFORM_FILE_OPEN | base::PLATFORM_FILE_READ,
+        base::Bind(&QueryCallback, task_runner, info, callback));
   } else {
     // Non-external file system
     if (!HasValidFileSystem())