base/trace_event/memory_allocator_dump_guid.cc

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/trace_event/memory_allocator_dump_guid.h"
   6
   7 #include "base/format_macros.h"
   8 #include "base/hash.h"
   9 #include "base/strings/stringprintf.h"
  10
  11 namespace base {
  12 namespace trace_event {
  13
  14 MemoryAllocatorDumpGuid::MemoryAllocatorDumpGuid(uint64 guid) : guid_(guid) {
  15 }
  16
  17 MemoryAllocatorDumpGuid::MemoryAllocatorDumpGuid()
  18     : MemoryAllocatorDumpGuid(0u) {
  19 }
  20
  21 MemoryAllocatorDumpGuid::MemoryAllocatorDumpGuid(const std::string& guid_str)
  22     : MemoryAllocatorDumpGuid(Hash(guid_str)) {
  23 }
  24
  25 std::string MemoryAllocatorDumpGuid::ToString() const {
  26   return StringPrintf("%" PRIx64, guid_);
  27 }
  28
  29 }  // namespace trace_event
  30 }  // namespace base