Decl::getEnclosingNamespaceContext has no reason to explicitly skip transparent contexts, and would be wrong to do so with inline namespaces.

llvm-svn: 112562
diff --git a/clang/lib/AST/DeclBase.cpp b/clang/lib/AST/DeclBase.cpp
index 3dd7aba..9463b6c 100644
--- a/clang/lib/AST/DeclBase.cpp
+++ b/clang/lib/AST/DeclBase.cpp
@@ -858,7 +858,7 @@
 DeclContext *DeclContext::getEnclosingNamespaceContext() {
   DeclContext *Ctx = this;
   // Skip through non-namespace, non-translation-unit contexts.
-  while (!Ctx->isFileContext() || Ctx->isTransparentContext())
+  while (!Ctx->isFileContext())
     Ctx = Ctx->getParent();
   return Ctx->getPrimaryContext();
 }