Move crash keys for command-line switches to components/crash so they can be set

chrome/installer/setup/installer_crash_reporting.h

 // 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.
 
 #ifndef CHROME_INSTALLER_SETUP_INSTALLER_CRASH_REPORTING_H_
 #define CHROME_INSTALLER_SETUP_INSTALLER_CRASH_REPORTING_H_
 
+namespace base {
+class CommandLine;
+}  // namespace base
+
 namespace installer {
 
 class InstallerState;
 
 // Sets up the crash reporting system for the installer.
 void ConfigureCrashReporting(const InstallerState& installer_state);
 
 // Registers all crash keys used by the installer.
 size_t RegisterCrashKeys();
 
 // Sets all crash keys that are available during process startup. These do not
 // vary during execution so this function will not need to be called more than
 // once.
 void SetInitialCrashKeys(const InstallerState& installer_state);
 
+// Sets crash keys for the switches given in |command_line|.
+void SetCrashKeysFromCommandLine(const base::CommandLine& command_line);
+
 }  // namespace installer
 
 #endif  // CHROME_INSTALLER_SETUP_INSTALLER_CRASH_REPORTING_H_