Turn components/crash into a layered component.

components/crash/app/crash_keys_win.h

-// Copyright 2014 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 <map>
-#include <string>
-#include <vector>
-
-#include "base/macros.h"
-#include "base/synchronization/lock.h"
-#include "breakpad/src/client/windows/common/ipc_protocol.h"
-#include "breakpad/src/client/windows/handler/exception_handler.h"
-
-
-namespace base {
-class CommandLine;
-}  // namespace base
-
-namespace crash_reporter {
-class CrashReporterClient;
-}
-
-namespace breakpad {
-
-// Manages the breakpad key/value pair stash, there may only be one instance
-// of this class per process at one time.
-class CrashKeysWin {
- public:
-  CrashKeysWin();
-  ~CrashKeysWin();
-
-  // May only be called once.
-  // |exe_path| is the path to the executable running, which may be used
-  // to figure out whether this is a user or system install.
-  // |type| is the process type, or mode this process is running in e.g.
-  // something like "browser" or "renderer".
-  // |profile_type| is a string describing the kind of the user's Windows
-  // profile, e.g. "mandatory", or "roaming" or similar.
-  // |cmd_line| is the current process' command line consulted for explicit
-  // crash reporting flags.
-  // |crash_client| is consulted for crash reporting settings.
-  google_breakpad::CustomClientInfo* GetCustomInfo(
-        const std::wstring& exe_path,
-        const std::wstring& type,
-        const std::wstring& profile_type,
-        base::CommandLine* cmd_line,
-        crash_reporter::CrashReporterClient* crash_client);
-
-  void SetCrashKeyValue(const std::wstring& key, const std::wstring& value);
-  void ClearCrashKeyValue(const std::wstring& key);
-
-  const std::vector<google_breakpad::CustomInfoEntry>& custom_info_entries()
-      const {
-    return custom_entries_;
-  }
-
-  static CrashKeysWin* keeper() { return keeper_; }
-
- private:
-  // One-time initialization of private key/value pairs.
-  void SetPluginPath(const std::wstring& path);
-  void SetBreakpadDumpPath(crash_reporter::CrashReporterClient* crash_client);
-
-  // Must not be resized after GetCustomInfo is invoked.
-  std::vector<google_breakpad::CustomInfoEntry> custom_entries_;
-
-  typedef std::map<std::wstring, google_breakpad::CustomInfoEntry*>
-      DynamicEntriesMap;
-  base::Lock lock_;
-  // Keeps track of the next index for a new dynamic entry.
-  size_t dynamic_keys_offset_;  // Under lock_.
-  // Maintains key->entry information for dynamic key/value entries
-  // in custom_entries_.
-  DynamicEntriesMap dynamic_entries_;  // Under lock_.
-
-  // Stores the sole instance of this class allowed per process.
-  static CrashKeysWin* keeper_;
-
-  DISALLOW_COPY_AND_ASSIGN(CrashKeysWin);
-};
-
-}  // namespace breakpad