WIP: Implement 5xx Error handling.

chrome/browser/google_apis/gdata_wapi_service.cc

Index: chrome/browser/google_apis/gdata_wapi_service.cc
diff --git a/chrome/browser/google_apis/gdata_wapi_service.cc b/chrome/browser/google_apis/gdata_wapi_service.cc
index a5498cd46237cdbe2688ca183091b06d18188e02..3cead113c2e3df1a85d7f2b13f2874abe3a60199 100644
--- a/chrome/browser/google_apis/gdata_wapi_service.cc
+++ b/chrome/browser/google_apis/gdata_wapi_service.cc
@@ -438,6 +438,25 @@ void GDataWapiService::ResumeUpload(const ResumeUploadParams& params,
                                 params));
 }
 
+void GDataWapiService::GetUploadState(
+    const UploadMode upload_mode,
+    const FilePath& drive_file_path,
+    const GURL& upload_url,
+    int64 content_length,
+    const ResumeUploadCallback& callback) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  DCHECK(!callback.is_null());
+
+  runner_->StartOperationWithRetry(
+      new GetUploadStateOperation(operation_registry(),
+                                  url_request_context_getter_,
+                                  callback,
+                                  upload_mode,
+                                  drive_file_path,
+                                  upload_url,
+                                  content_length));
+}
+
 void GDataWapiService::AuthorizeApp(const GURL& edit_url,
                                     const std::string& app_id,
                                     const AuthorizeAppCallback& callback) {