Rename BackgroundBudgetService to BudgetManager

chrome/browser/push_messaging/push_messaging_browsertest.cc

Index: chrome/browser/push_messaging/push_messaging_browsertest.cc
diff --git a/chrome/browser/push_messaging/push_messaging_browsertest.cc b/chrome/browser/push_messaging/push_messaging_browsertest.cc
index 68df46d10f61ea1c42f26c60f8d11d699cf69ee0..37dfd23790da2bbb1535a47df3dd707cba22ec8c 100644
--- a/chrome/browser/push_messaging/push_messaging_browsertest.cc
+++ b/chrome/browser/push_messaging/push_messaging_browsertest.cc
@@ -853,7 +853,7 @@ IN_PROC_BROWSER_TEST_F(PushMessagingBrowserTest,
   // which is the starting SES. The next one has 2 (one hidden notification) and
   // the final two have 0 (two hidden notifications.
   std::vector<base::Bucket> buckets =
-      GetHistogramTester()->GetAllSamples("PushMessaging.BackgroundBudget");
+      GetHistogramTester()->GetAllSamples("PushMessaging.BudgetManager");
   ASSERT_EQ(3.0, buckets.size());
   // First bucket is for 0 budget, which has 2 samples.
   EXPECT_EQ(0, buckets[0].min);