Fix several more missing headers, all of these were hidden by "lucky"

include ordering.

llvm-svn: 304790

llvm/include/llvm/DebugInfo/PDB/DIA/DIAEnumDebugStreams.h

@@ -11,6 +11,7 @@
 #define LLVM_DEBUGINFO_PDB_DIA_DIAENUMDEBUGSTREAMS_H
 
 #include "DIASupport.h"
+#include "llvm/DebugInfo/PDB/IPDBDataStream.h"
 #include "llvm/DebugInfo/PDB/IPDBEnumChildren.h"
 
 namespace llvm {

llvm/include/llvm/DebugInfo/PDB/DIA/DIAEnumLineNumbers.h

@@ -12,6 +12,7 @@
 
 #include "DIASupport.h"
 #include "llvm/DebugInfo/PDB/IPDBEnumChildren.h"
+#include "llvm/DebugInfo/PDB/IPDBLineNumber.h"
 
 namespace llvm {
 namespace pdb {

llvm/include/llvm/DebugInfo/PDB/DIA/DIAEnumSourceFiles.h

@@ -12,6 +12,7 @@
 
 #include "DIASupport.h"
 #include "llvm/DebugInfo/PDB/IPDBEnumChildren.h"
+#include "llvm/DebugInfo/PDB/IPDBSourceFile.h"
 
 namespace llvm {
 namespace pdb {