Polish the result communication and display of the browsing data counters.

chrome/browser/browsing_data/passwords_counter_browsertest.cc

Index: chrome/browser/browsing_data/passwords_counter_browsertest.cc
diff --git a/chrome/browser/browsing_data/passwords_counter_browsertest.cc b/chrome/browser/browsing_data/passwords_counter_browsertest.cc
index 4ef3fd9a0cf397271aa234dbcf5f371cbcef3feb..53d8e5209fd46cd10b2bfc7207be3fd5287b1095 100644
--- a/chrome/browser/browsing_data/passwords_counter_browsertest.cc
+++ b/chrome/browser/browsing_data/passwords_counter_browsertest.cc
@@ -87,10 +87,11 @@ class PasswordsCounterTest : public InProcessBrowserTest,
     return result_;
   }
 
-  void Callback(bool finished, BrowsingDataCounter::ResultInt count) {
-    finished_ = finished;
-    result_ = count;
-    if (run_loop_ && finished)
+  void Callback(scoped_ptr<BrowsingDataCounter::Result> result) {
+    finished_ = result->finished();
+    result_ = result->value();
+
+    if (run_loop_ && finished_)
       run_loop_->Quit();
   }