Removed DefaultBrowser.SetDefaultAsyncDuration histogram

chrome/browser/shell_integration.h

Index: chrome/browser/shell_integration.h
diff --git a/chrome/browser/shell_integration.h b/chrome/browser/shell_integration.h
index a408fb083c3541f5d6a101bc636ecafe90c7ef2e..503f395c699d08d6c7a6f59eeec03e6c79891661 100644
--- a/chrome/browser/shell_integration.h
+++ b/chrome/browser/shell_integration.h
@@ -304,13 +304,6 @@ class DefaultWebClientWorker
   // client state.
   void UpdateUI(DefaultWebClientState state);
 
-  // Returns true if the duration of an attempt to set the default web client
-  // should be reported to UMA for |result|.
-  static bool ShouldReportDurationForResult(AttemptResult result);
-
-  // Returns a string based on |result|. This is used for UMA reports.
-  static const char* AttemptResultToString(AttemptResult result);
-
   // Called with the default state after the worker is done.
   DefaultWebClientWorkerCallback callback_;
 
@@ -319,9 +312,6 @@ class DefaultWebClientWorker
   // initialized.
   bool set_as_default_initialized_ = false;
 
-  // Records the time it takes to set the default browser.
-  base::TimeTicks start_time_;
-
   // Wait until Chrome has been confirmed as the default browser before
   // reporting a successful attempt.
   bool check_default_should_report_success_ = false;