Use BugReport::getDescription() for the compiler warning text.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@64038 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/BugReporter.cpp b/lib/Analysis/BugReporter.cpp
index c42218e..7a49112 100644
--- a/lib/Analysis/BugReporter.cpp
+++ b/lib/Analysis/BugReporter.cpp
@@ -813,8 +813,8 @@
   R.getRanges(*this, Beg, End);    
   Diagnostic& Diag = getDiagnostic();
   FullSourceLoc L(R.getLocation(), getSourceManager());  
-  const std::string &msg = PD ? R.getBugType().getName() : R.getDescription();  
-  unsigned ErrorDiag = Diag.getCustomDiagID(Diagnostic::Warning, msg.c_str());
+  unsigned ErrorDiag = Diag.getCustomDiagID(Diagnostic::Warning,
+                                            R.getDescription().c_str());
 
   switch (End-Beg) {
     default: assert(0 && "Don't handle this many ranges yet!");