Cleanup histogram classes mixing SetFlags into FactoryGet arguments...

chrome/browser/diagnostics/sqlite_diagnostics.cc

Index: chrome/browser/diagnostics/sqlite_diagnostics.cc
===================================================================
--- chrome/browser/diagnostics/sqlite_diagnostics.cc	(revision 35277)
+++ chrome/browser/diagnostics/sqlite_diagnostics.cc	(working copy)
@@ -43,11 +43,7 @@
   static void RecordErrorInHistogram(int error) {
     // The histogram values from sqlite result codes go currently from 1 to
     // 26 currently but 50 gives them room to grow.
-    static scoped_refptr<Histogram> histogram =
-        LinearHistogram::LinearHistogramFactoryGet(kHistogramNames[unique], 1,
-                                                   50, 51);
-    histogram->SetFlags(kUmaTargetedHistogramFlag);
-    histogram->Add(error);
+    UMA_HISTOGRAM_ENUMERATION(kHistogramNames[unique], error, 50);
   }
 };