Chrome.BrowserCrashDumpAttempts needs to account for multiple dumps from the same browser process.

chrome/browser/metrics/metrics_service.cc

 // Copyright (c) 2012 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.
 
 //------------------------------------------------------------------------------
 // Description of the life cycle of a instance of MetricsService.
 //
 //  OVERVIEW
 //
 // A MetricsService instance is typically created at application startup.  It is
@@ skipping 797 matching lines @@
     return;
   }
 
   base::string16 temp_name;
   DWORD temp_value = 0;
   int crash_dump_attempts = 0;
   for (int i = regkey.GetValueCount() - 1; i >= 0; --i) {
     if (regkey.GetValueNameAt(i, &temp_name) == ERROR_SUCCESS &&
         regkey.ReadValueDW(temp_name.c_str(), &temp_value) == ERROR_SUCCESS) {
       regkey.DeleteValue(temp_name.c_str());
-      if (temp_value != 0)
-        ++crash_dump_attempts;
+      crash_dump_attempts += temp_value;
     }
   }
   UMA_HISTOGRAM_COUNTS("Chrome.BrowserCrashDumpAttempts", crash_dump_attempts);
 }
 #endif  // defined(OS_WIN)
 
 //------------------------------------------------------------------------------
 // private methods
 //------------------------------------------------------------------------------
 
@@ skipping 949 matching lines @@
   if (local_state) {
     const PrefService::Preference* uma_pref =
         local_state->FindPreference(prefs::kMetricsReportingEnabled);
     if (uma_pref) {
       bool success = uma_pref->GetValue()->GetAsBoolean(&result);
       DCHECK(success);
     }
   }
   return result;
 }