Replace FilePath with base::FilePath in some more top level directories.

tools/memory_watcher/memory_watcher.cc

 // Copyright (c) 2010 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 <algorithm>
 #include <windows.h>
 #include <tlhelp32.h>     // for CreateToolhelp32Snapshot()
 #include <map>
 
 #include "tools/memory_watcher/memory_watcher.h"
@@ skipping 64 matching lines @@
   tmp_name += ".tmp";
   file_ = fopen(tmp_name.c_str(), "w+");
 }
 
 void MemoryWatcher::CloseLogFile() {
   if (file_ != NULL) {
     fclose(file_);
     file_ = NULL;
     std::wstring tmp_name = ASCIIToWide(file_name_);
     tmp_name += L".tmp";
-    file_util::Move(FilePath(tmp_name), FilePath(ASCIIToWide(file_name_)));
+    file_util::Move(base::FilePath(tmp_name),
+                    base::FilePath(ASCIIToWide(file_name_)));
   }
 }
 
 bool MemoryWatcher::LockedRecursionDetected() const {
   if (!active_thread_id_) return false;
   DWORD thread_id = GetCurrentThreadId();
   // TODO(jar): Perchance we should use atomic access to member.
   return thread_id == active_thread_id_;
 }
 
@@ skipping 149 matching lines @@
     CallStack* stack = stack_track->stack;
     PrivateAllocatorString output;
     stack->ToString(&output);
     fprintf(file_, "%s", output.c_str());
   }
   fprintf(file_, "Total Leaks:  %d\n", total_blocks);
   fprintf(file_, "Total Stacks: %d\n", stack_tracks.size());
   fprintf(file_, "Total Bytes:  %d\n", total_bytes);
   CloseLogFile();
 }