[analyzer]Print field region even when the base region is not printable

llvm-svn: 179395
diff --git a/clang/lib/StaticAnalyzer/Checkers/MallocChecker.cpp b/clang/lib/StaticAnalyzer/Checkers/MallocChecker.cpp
index b000bfa..e19e3f7 100644
--- a/clang/lib/StaticAnalyzer/Checkers/MallocChecker.cpp
+++ b/clang/lib/StaticAnalyzer/Checkers/MallocChecker.cpp
@@ -1606,9 +1606,8 @@
   SmallString<200> buf;
   llvm::raw_svector_ostream os(buf);
   if (Region && Region->canPrintPretty()) {
-    os << "Potential leak of memory pointed to by '";
+    os << "Potential leak of memory pointed to by ";
     Region->printPretty(os);
-    os << '\'';
   } else {
     os << "Potential memory leak";
   }