Implement CopyFileFromLocal of MTPDeviceAsyncDelegate.

chrome/browser/media_galleries/linux/mtp_device_delegate_impl_linux.h

Index: chrome/browser/media_galleries/linux/mtp_device_delegate_impl_linux.h
diff --git a/chrome/browser/media_galleries/linux/mtp_device_delegate_impl_linux.h b/chrome/browser/media_galleries/linux/mtp_device_delegate_impl_linux.h
index 0b9a7725b65e1a566fefceac6e61baedaeec28b5..53e78ca7935e9e55dc286cd8974a30599da7512d 100644
--- a/chrome/browser/media_galleries/linux/mtp_device_delegate_impl_linux.h
+++ b/chrome/browser/media_galleries/linux/mtp_device_delegate_impl_linux.h
@@ -90,6 +90,11 @@ class MTPDeviceDelegateImplLinux : public MTPDeviceAsyncDelegate {
                  int buf_len,
                  const ReadBytesSuccessCallback& success_callback,
                  const ErrorCallback& error_callback) override;
+  void CopyFileFromLocal(
+      const base::FilePath& source_file_path,
+      const base::FilePath& device_file_path,
+      const CopyFileFromLocalSuccessCallback& success_callback,
+      const ErrorCallback& error_callback) override;
   void CancelPendingTasksAndDeleteDelegate() override;
 
   // The internal methods correspond to the similarly named methods above.
@@ -112,6 +117,11 @@ class MTPDeviceDelegateImplLinux : public MTPDeviceAsyncDelegate {
       net::IOBuffer* buf, int64 offset, int buf_len,
       const ReadBytesSuccessCallback& success_callback,
       const ErrorCallback& error_callback);
+  virtual void CopyFileFromLocalInternal(
+      const base::FilePath& source_file_path,
+      const base::FilePath& device_file_path,
+      const CopyFileFromLocalSuccessCallback& success_callback,
+      const ErrorCallback& error_callback);
 
   // Ensures the device is initialized for communication.
   // If the device is already initialized, call RunTask().
@@ -222,6 +232,16 @@ class MTPDeviceDelegateImplLinux : public MTPDeviceAsyncDelegate {
   // Called when FillFileCache() fails.
   void OnFillFileCacheFailed(base::File::Error error);
 
+  // Called when CopyFileFromLocal() succeeds.
+  void OnDidCopyFileFromLocal(
+      const CopyFileFromLocalSuccessCallback& success_callback,
+      const uint32 source_file_descriptor);
+
+  // Called when CopyFileFromLocal() fails.
+  void HandleCopyFileFromLocalError(const ErrorCallback& error_callback,
+                                    const uint32 source_file_descriptor,
+                                    base::File::Error error);
+
   // Handles the device file |error| while operating on |file_id|.
   // |error_callback| is invoked to notify the caller about the file error.
   void HandleDeviceFileError(const ErrorCallback& error_callback,