corrected check::EndOfTranslationUnit checker name and added 'const' to declaration

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@153302 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/StaticAnalyzer/Checkers/CheckerDocumentation.cpp b/lib/StaticAnalyzer/Checkers/CheckerDocumentation.cpp
index a5f9d30..843502f 100644
--- a/lib/StaticAnalyzer/Checkers/CheckerDocumentation.cpp
+++ b/lib/StaticAnalyzer/Checkers/CheckerDocumentation.cpp
@@ -145,9 +145,9 @@
   /// \brief Called after analysis of a TranslationUnit is complete.
   ///
   /// check::EndOfTranslationUnit
-  void checkEndTranslationUnit(const TranslationUnitDecl *TU,
-                               AnalysisManager &Mgr,
-                               BugReporter &BR) {}
+  void checkEndOfTranslationUnit(const TranslationUnitDecl *TU,
+                                 AnalysisManager &Mgr,
+                                 BugReporter &BR) const {}
 
 
   /// \brief Evaluates function call.