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

chrome/installer/setup/installer_crash_reporting.h

Index: chrome/installer/setup/installer_crash_reporting.h
diff --git a/chrome/installer/setup/installer_crash_reporting.h b/chrome/installer/setup/installer_crash_reporting.h
index b551667ef2c6b97ffb88298acd304f3cbefaea2f..45421945d966bba588d9537f00840d00efd2eb20 100644
--- a/chrome/installer/setup/installer_crash_reporting.h
+++ b/chrome/installer/setup/installer_crash_reporting.h
@@ -5,6 +5,10 @@
 #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;
@@ -20,6 +24,9 @@ size_t RegisterCrashKeys();
 // 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_