Rename both As{Byte,Wide}StringC() helpers to AsStringC().

core/fpdfdoc/doc_bookmark.cpp

Index: core/fpdfdoc/doc_bookmark.cpp
diff --git a/core/fpdfdoc/doc_bookmark.cpp b/core/fpdfdoc/doc_bookmark.cpp
index 18e61746213d90335f11730ff12252d4364e87c5..aee9fb7b14a71071985672b5fc238e3989a6229e 100644
--- a/core/fpdfdoc/doc_bookmark.cpp
+++ b/core/fpdfdoc/doc_bookmark.cpp
@@ -80,8 +80,8 @@ CPDF_Dest CPDF_Bookmark::GetDest(CPDF_Document* pDocument) const {
     return CPDF_Dest();
   if (pDest->IsString() || pDest->IsName()) {
     CPDF_NameTree name_tree(pDocument, "Dests");
-    return CPDF_Dest(name_tree.LookupNamedDest(
-        pDocument, pDest->GetString().AsByteStringC()));
+    return CPDF_Dest(
+        name_tree.LookupNamedDest(pDocument, pDest->GetString().AsStringC()));
   }
   if (CPDF_Array* pArray = pDest->AsArray())
     return CPDF_Dest(pArray);