Add the module name to the 'incomplete umbrella header' warning.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@171497 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Lex/PPLexerChange.cpp b/lib/Lex/PPLexerChange.cpp
index 0ce67dc..be4defe 100644
--- a/lib/Lex/PPLexerChange.cpp
+++ b/lib/Lex/PPLexerChange.cpp
@@ -395,7 +395,7 @@
                 SmallString<128> RelativePath;
                 computeRelativePath(FileMgr, Dir, Header, RelativePath);              
                 Diag(StartLoc, diag::warn_uncovered_module_header)
-                  << RelativePath;
+                  << Mod->getFullModuleName() << RelativePath;
               }
             }
         }