Revert 56735.  The old bug categories were more informative.

llvm-svn: 56755
diff --git a/clang/lib/Analysis/CFRefCount.cpp b/clang/lib/Analysis/CFRefCount.cpp
index 1a9d6b7..adbeff9 100644
--- a/clang/lib/Analysis/CFRefCount.cpp
+++ b/clang/lib/Analysis/CFRefCount.cpp
@@ -2022,7 +2022,7 @@
     virtual bool isLeak() const { return false; }
 
     const char* getCategory() const { 
-      return "Correctness";
+      return "Memory (Core Foundation/Objective-C)";
     }
   };
   
@@ -2076,10 +2076,6 @@
       return "Object leaked";
     }
     
-    const char* getCategory() const { 
-      return "Performance";
-    }
-    
     virtual void EmitWarnings(BugReporter& BR);
     virtual void GetErrorNodes(std::vector<ExplodedNode<GRState>*>& Nodes);
     virtual bool isLeak() const { return true; }