Update aosp/master clang for rebase to r230699.

Change-Id: I6a546ab3d4ae37119eebb735e102cca4f80ab520
diff --git a/lib/Analysis/UninitializedValues.cpp b/lib/Analysis/UninitializedValues.cpp
index 94f59f1..61a2592 100644
--- a/lib/Analysis/UninitializedValues.cpp
+++ b/lib/Analysis/UninitializedValues.cpp
@@ -419,7 +419,8 @@
   // Classify arguments to std::move as used.
   if (CE->getNumArgs() == 1) {
     if (FunctionDecl *FD = CE->getDirectCallee()) {
-      if (FD->getIdentifier() && FD->getIdentifier()->isStr("move")) {
+      if (FD->isInStdNamespace() && FD->getIdentifier() &&
+          FD->getIdentifier()->isStr("move")) {
         classify(CE->getArg(0), Use);
         return;
       }