Pepper: Move FileRef to the "new" resource proxy.

content/browser/renderer_host/pepper/pepper_file_ref_host.cc

Index: content/browser/renderer_host/pepper/pepper_file_ref_host.cc
diff --git a/content/browser/renderer_host/pepper/pepper_file_ref_host.cc b/content/browser/renderer_host/pepper/pepper_file_ref_host.cc
index 5370af9d8539cbacac2f9807a71defcf7ecc0a65..c38f8826534ed084b845843001b6ed5e5c3e76d6 100644
--- a/content/browser/renderer_host/pepper/pepper_file_ref_host.cc
+++ b/content/browser/renderer_host/pepper/pepper_file_ref_host.cc
@@ -62,9 +62,9 @@ PepperFileRefHost::PepperFileRefHost(BrowserPpapiHost* host,
   }
 
   fs_type_ = fs_host->GetType();
-  // TODO(teravest): Add support for isolated filesystems.
   if ((fs_type_ != PP_FILESYSTEMTYPE_LOCALPERSISTENT) &&
-      (fs_type_ != PP_FILESYSTEMTYPE_LOCALTEMPORARY)) {
+      (fs_type_ != PP_FILESYSTEMTYPE_LOCALTEMPORARY) &&
+      (fs_type_ != PP_FILESYSTEMTYPE_ISOLATED)) {
     DLOG(ERROR) << "Unsupported filesystem type: " << fs_type_;
     return;
   }
@@ -116,18 +116,6 @@ fileapi::FileSystemURL PepperFileRefHost::GetFileSystemURL() const {
   return fileapi::FileSystemURL();
 }
 
-std::string PepperFileRefHost::GetFileSystemURLSpec() const {
-  if (backend_)
-    return backend_->GetFileSystemURLSpec();
-  return std::string();
-}
-
-base::FilePath PepperFileRefHost::GetExternalPath() const {
-  if (backend_)
-    return backend_->GetExternalPath();
-  return base::FilePath();
-}
-
 int32_t PepperFileRefHost::CanRead() const {
   if (backend_)
     return backend_->CanRead();