Remove DiagBugReport by pulling it into its parent BugReport.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@137899 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/StaticAnalyzer/Core/BugReporter.cpp b/lib/StaticAnalyzer/Core/BugReporter.cpp
index a06dc36..95303a0 100644
--- a/lib/StaticAnalyzer/Core/BugReporter.cpp
+++ b/lib/StaticAnalyzer/Core/BugReporter.cpp
@@ -1311,7 +1311,10 @@
 }
 
 SourceLocation BugReport::getLocation() const {
-  if (ErrorNode)
+  if (ErrorNode) {
+    (Location.isInvalid() &&
+     "Either Location or ErrorNode should be specified but not both.");
+
     if (const Stmt *S = GetCurrentOrPreviousStmt(ErrorNode)) {
       // For member expressions, return the location of the '.' or '->'.
       if (const MemberExpr *ME = dyn_cast<MemberExpr>(S))
@@ -1323,6 +1326,11 @@
       return S->getLocStart();
     }
 
+  } else {
+    assert(Location.isValid());
+    return Location;
+  }
+
   return FullSourceLoc();
 }
 
@@ -1933,7 +1941,7 @@
   // 'BT' is owned by BugReporter.
   BugType *BT = getBugTypeForName(name, category);
   FullSourceLoc L = getContext().getFullLoc(Loc);
-  BugReport *R = new DiagBugReport(*BT, str, L);
+  BugReport *R = new BugReport(*BT, str, L);
   for ( ; NumRanges > 0 ; --NumRanges, ++RBeg) R->addRange(*RBeg);
   EmitReport(R);
 }