Add scale factor tag to data packs

ui/base/resource/resource_bundle_unittest.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 "ui/base/resource/resource_bundle.h"
 
 #include "base/base_paths.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/path_service.h"
@@ skipping 22 matching lines @@
             static_cast<int>(kSamplePakSize));
 
   // Create a resource bundle from the file.
   resource_bundle.LoadTestResources(data_path);
 
   const int kUnfoundResourceId = 10000;
   EXPECT_EQ(NULL, resource_bundle.LoadDataResourceBytes(kUnfoundResourceId));
 
   // Give a .pak file that doesn't exist so we will fail to load it.
   resource_bundle.AddDataPack(FilePath(
-      FILE_PATH_LITERAL("non-existant-file.pak")));
+      FILE_PATH_LITERAL("non-existant-file.pak")), 1.0);
   EXPECT_EQ(NULL, resource_bundle.LoadDataResourceBytes(kUnfoundResourceId));
 }
 
 TEST(ResourceBundle, LocaleDataPakExists) {
   // Check that ResourceBundle::LocaleDataPakExists returns the correct results.
   EXPECT_TRUE(ResourceBundle::LocaleDataPakExists("en-US"));
   EXPECT_FALSE(ResourceBundle::LocaleDataPakExists("not_a_real_locale"));
 }
 
 }  // namespace ui