[analyzer] Minor cleanup in SimpleStreamChecker's class definition.

No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@167187 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/StaticAnalyzer/Checkers/SimpleStreamChecker.cpp b/lib/StaticAnalyzer/Checkers/SimpleStreamChecker.cpp
index 22176fd..7079948 100644
--- a/lib/StaticAnalyzer/Checkers/SimpleStreamChecker.cpp
+++ b/lib/StaticAnalyzer/Checkers/SimpleStreamChecker.cpp
@@ -46,14 +46,14 @@
   }
 };
 
-class SimpleStreamChecker: public Checker<check::PostStmt<CallExpr>,
-                                          check::PreStmt<CallExpr>,
-                                          check::DeadSymbols > {
+class SimpleStreamChecker : public Checker<check::PostStmt<CallExpr>,
+                                           check::PreStmt<CallExpr>,
+                                           check::DeadSymbols > {
 
   mutable IdentifierInfo *IIfopen, *IIfclose;
 
-  mutable OwningPtr<BugType> DoubleCloseBugType;
-  mutable OwningPtr<BugType> LeakBugType;
+  OwningPtr<BugType> DoubleCloseBugType;
+  OwningPtr<BugType> LeakBugType;
 
   void initIdentifierInfo(ASTContext &Ctx) const;
 
@@ -61,9 +61,9 @@
                          const CallExpr *Call,
                          CheckerContext &C) const;
 
-   void reportLeaks(SymbolVector LeakedStreams,
-                    CheckerContext &C,
-                    ExplodedNode *ErrNode) const;
+  void reportLeaks(SymbolVector LeakedStreams,
+                   CheckerContext &C,
+                   ExplodedNode *ErrNode) const;
 
 public:
   SimpleStreamChecker();