[WIP] make GURL::path() return a StringPiece

google_apis/drive/drive_api_requests.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "google_apis/drive/drive_api_requests.h"
 
 #include <stddef.h>
 
 #include "base/bind.h"
 #include "base/callback.h"
@@ skipping 1293 matching lines @@
         method = "POST";
         break;
       case net::URLFetcher::PUT:
         method = "PUT";
         break;
       default:
         NOTREACHED();
         break;
     }
     const std::string header = base::StringPrintf(
-        kBatchUploadRequestFormat, method.c_str(), url.path().c_str(),
+        kBatchUploadRequestFormat, method.c_str(),
+        url.path().as_string().c_str(),
         url_generator_.GetBatchUploadUrl().host().c_str(), type.c_str());
 
     child->data_offset = header.size();
     child->data_size = data.size();
     total_size += data.size();
 
     parts.push_back(ContentTypeAndData({kHttpContentType, header + data}));
   }
 
   UMA_HISTOGRAM_COUNTS_100(kUMADriveTotalFileCountInBatchUpload, parts.size());
@@ skipping 100 matching lines @@
     } else if (last_progress_value_ < child->data_offset + child->data_size &&
                child->data_offset + child->data_size < current) {
       child->request->NotifyUploadProgress(source, child->data_size,
                                            child->data_size);
     }
   }
   last_progress_value_ = current;
 }
 }  // namespace drive
 }  // namespace google_apis