Rename FilePath -> base::FilePath in various toplevel directories

cc/layer_tree_host_perftest.cc

 // Copyright 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 "cc/layer_tree_host.h"
 
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/string_piece.h"
@@ skipping 59 matching lines @@
 
 
 class LayerTreeHostPerfTestJsonReader : public LayerTreeHostPerfTest {
  public:
   LayerTreeHostPerfTestJsonReader()
       : LayerTreeHostPerfTest() {
   }
 
   void readTestFile(std::string name) {
     test_name_ = name;
-    FilePath test_data_dir;
+    base::FilePath test_data_dir;
     ASSERT_TRUE(PathService::Get(cc::DIR_TEST_DATA, &test_data_dir));
-    FilePath json_file = test_data_dir.AppendASCII(name + ".json");
+    base::FilePath json_file = test_data_dir.AppendASCII(name + ".json");
     ASSERT_TRUE(file_util::ReadFileToString(json_file, &json_));
   }
 
   virtual void buildTree() OVERRIDE {
     gfx::Size viewport = gfx::Size(720, 1038);
     m_layerTreeHost->setViewportSize(viewport, viewport);
     scoped_refptr<Layer> root = ParseTreeFromJson(json_,
                                                   &fake_content_layer_client_);
     ASSERT_TRUE(root.get());
     m_layerTreeHost->setRootLayer(root);
@@ skipping 31 matching lines @@
   scoped_refptr<Layer> m_scrollable;
 };
 
 TEST_F(ScrollingLayerTreePerfTest, LongScrollablePage) {
   readTestFile("long_scrollable_page");
   runTest(false);
 }
 
 }  // namespace
 }  // namespace cc