Implement UnitTestSupport::readFromFile

webkit/support/test_webkit_platform_support.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 "webkit/support/test_webkit_platform_support.h"
 
 #include "base/command_line.h"
 #include "base/file_util.h"
+#include "base/files/file_path.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/metrics/stats_counters.h"
 #include "base/path_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "cc/output/context_provider.h"
 #include "media/base/media.h"
 #include "net/cookies/cookie_monster.h"
 #include "net/test/spawned_test_server/spawned_test_server.h"
 #include "third_party/WebKit/public/platform/WebData.h"
 #include "third_party/WebKit/public/platform/WebFileSystem.h"
@@ skipping 319 matching lines @@
   return view.release();
 }
 
 WebKit::WebLayerTreeView*
     TestWebKitPlatformSupport::createLayerTreeViewForTesting(
         TestViewType type) {
   DCHECK_EQ(TestViewTypeUnitTest, type);
   return createLayerTreeViewForTesting();
 }
 
+WebKit::WebData TestWebKitPlatformSupport::readFromFile(
+    const WebKit::WebString& path) {
+  base::FilePath file_path = base::FilePath::FromUTF16Unsafe(path);
+
+  std::string buffer;
+  file_util::ReadFileToString(file_path, &buffer);
+
+  return WebKit::WebData(buffer.data(), buffer.size());
+}