[Privet FS] Allow files to be able to be copied in to the privet filesystem

chrome/browser/local_discovery/privet_http.h

Index: chrome/browser/local_discovery/privet_http.h
diff --git a/chrome/browser/local_discovery/privet_http.h b/chrome/browser/local_discovery/privet_http.h
index e4dca10309b392d418c3757bc87d7f88cffb00e2..c091e60baec40194d586ef177df3fb9981f93ee5 100644
--- a/chrome/browser/local_discovery/privet_http.h
+++ b/chrome/browser/local_discovery/privet_http.h
@@ -64,6 +64,9 @@ class PrivetDataReadOperation {
 
   virtual void SaveDataToFile() = 0;
 
+  // Set upload file. Only valid if the request is a PUT or POST request.
+  virtual void SetUploadFile(const base::FilePath& upload_file) = 0;
+
   virtual PrivetHTTPClient* GetHTTPClient() = 0;
 };
 
@@ -193,6 +196,9 @@ class PrivetHTTPClient {
       const std::string& name,
       bool is_dir,
       const PrivetJSONOperation::ResultCallback& callback) = 0;
+  virtual scoped_ptr<PrivetDataReadOperation> CreateStorageOverwriteOperation(
+      const std::string& path,
+      const PrivetDataReadOperation::ResultCallback& callback) = 0;
 
   // A name for the HTTP client, e.g. the device name for the privet device.
   virtual const std::string& GetName() = 0;