Add GetUploadStatus method to the DriveServiceInterface.

chrome/browser/google_apis/drive_api_service.h

Index: chrome/browser/google_apis/drive_api_service.h
diff --git a/chrome/browser/google_apis/drive_api_service.h b/chrome/browser/google_apis/drive_api_service.h
index 49b0b375e35b6b354faf3515487e6b795fd00c7b..08960dc7897aaf7f18e3971b7ba83afe89e87995 100644
--- a/chrome/browser/google_apis/drive_api_service.h
+++ b/chrome/browser/google_apis/drive_api_service.h
@@ -110,7 +110,13 @@ class DriveAPIService : public DriveServiceInterface,
       const InitiateUploadCallback& callback) OVERRIDE;
   virtual void ResumeUpload(
       const ResumeUploadParams& params,
-      const ResumeUploadCallback& callback) OVERRIDE;
+      const UploadRangeCallback& callback) OVERRIDE;
+  virtual void GetUploadStatus(
+      UploadMode upload_mode,
+      const FilePath& drive_file_path,
+      const GURL& upload_url,
+      int64 content_length,
+      const UploadRangeCallback& callback) OVERRIDE;
   virtual void AuthorizeApp(
       const GURL& edit_url,
       const std::string& app_id,