[DebugInfoPDB] Add DIA implementation of addressForVA and addressForRVA

These are used in finding line numbers for PDBSymbolData

llvm-svn: 328585
diff --git a/llvm/unittests/DebugInfo/PDB/PDBApiTest.cpp b/llvm/unittests/DebugInfo/PDB/PDBApiTest.cpp
index 9f7fae5..314a013 100644
--- a/llvm/unittests/DebugInfo/PDB/PDBApiTest.cpp
+++ b/llvm/unittests/DebugInfo/PDB/PDBApiTest.cpp
@@ -75,7 +75,14 @@
   getSourceFileById(uint32_t SymbolId) const override {
     return nullptr;
   }
-
+  bool addressForVA(uint64_t VA, uint32_t &Section,
+                    uint32_t &Offset) const override {
+    return false;
+  }
+  bool addressForRVA(uint32_t RVA, uint32_t &Section,
+                     uint32_t &Offset) const override {
+    return false;
+  }
   std::unique_ptr<PDBSymbol>
   findSymbolByAddress(uint64_t Address, PDB_SymType Type) const override {
     return nullptr;
@@ -482,5 +489,4 @@
 
   VerifyUnknownDyncasts();
 }
-
 } // end anonymous namespace