Switch to standard integer types in components/, part 2 of 4.

components/html_viewer/discardable_memory_allocator.cc

 // Copyright 2015 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 "components/html_viewer/discardable_memory_allocator.h"
 
+#include <stdint.h>
+
+#include "base/macros.h"
 #include "base/memory/discardable_memory.h"
 #include "base/stl_util.h"
 #include "base/trace_event/memory_allocator_dump.h"
 #include "base/trace_event/memory_dump_manager.h"
 #include "base/trace_event/process_memory_dump.h"
 
 namespace html_viewer {
 
 // Interface to the rest of the program. These objects are owned outside of the
 // allocator.
@@ skipping 124 matching lines @@
   live_unlocked_chunks_.erase(it);
 }
 
 void DiscardableMemoryAllocator::NotifyDestructed(
     std::list<DiscardableMemoryChunkImpl*>::iterator it) {
   lock_.AssertAcquired();
   live_unlocked_chunks_.erase(it);
 }
 
 }  // namespace html_viewer