Scrub the vestigal breakpad crash dump attempts metrics code.

chrome/installer/setup/installer_crash_reporter_client.cc

Index: chrome/installer/setup/installer_crash_reporter_client.cc
diff --git a/chrome/installer/setup/installer_crash_reporter_client.cc b/chrome/installer/setup/installer_crash_reporter_client.cc
index fa1ac1f02702bc93583e9e15fc3cae886c29ad24..127b90897d053f6908282c3483a723e352ff3a1b 100644
--- a/chrome/installer/setup/installer_crash_reporter_client.cc
+++ b/chrome/installer/setup/installer_crash_reporter_client.cc
@@ -95,20 +95,6 @@ int InstallerCrashReporterClient::GetResultCodeRespawnFailed() {
   return 0;
 }
 
-void InstallerCrashReporterClient::InitBrowserCrashDumpsRegKey() {
-  // The installer does not track dump attempts and results in the registry.
-}
-
-void InstallerCrashReporterClient::RecordCrashDumpAttempt(bool is_real_crash) {
-  // The installer does not track dump attempts and results in the registry.
-}
-
-void InstallerCrashReporterClient::RecordCrashDumpAttemptResult(
-    bool is_real_crash,
-    bool succeeded) {
-  // The installer does not track dump attempts and results in the registry.
-}
-
 bool InstallerCrashReporterClient::GetCrashDumpLocation(
     base::FilePath* crash_dir) {
   return PathService::Get(chrome::DIR_CRASH_DUMPS, crash_dir);