[analyzer] Refactoring: Move stuff into namespace 'GR'.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@122423 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/GR/Checkers/MallocChecker.cpp b/lib/GR/Checkers/MallocChecker.cpp
index 367ac24..cd5f636 100644
--- a/lib/GR/Checkers/MallocChecker.cpp
+++ b/lib/GR/Checkers/MallocChecker.cpp
@@ -20,6 +20,7 @@
 #include "clang/GR/PathSensitive/SymbolManager.h"
 #include "llvm/ADT/ImmutableMap.h"
 using namespace clang;
+using namespace GR;
 
 namespace {
 
@@ -116,14 +117,16 @@
 typedef llvm::ImmutableMap<SymbolRef, RefState> RegionStateTy;
 
 namespace clang {
+namespace GR {
   template <>
   struct GRStateTrait<RegionState> 
     : public GRStatePartialTrait<RegionStateTy> {
     static void *GDMIndex() { return MallocChecker::getTag(); }
   };
 }
+}
 
-void clang::RegisterMallocChecker(GRExprEngine &Eng) {
+void GR::RegisterMallocChecker(GRExprEngine &Eng) {
   Eng.registerCheck(new MallocChecker());
 }