Change OwningPtr::take() to OwningPtr::release().

This is a precursor to moving to std::unique_ptr.

llvm-svn: 203275
diff --git a/clang/lib/StaticAnalyzer/Frontend/AnalysisConsumer.cpp b/clang/lib/StaticAnalyzer/Frontend/AnalysisConsumer.cpp
index d8feac3..e3977c2 100644
--- a/clang/lib/StaticAnalyzer/Frontend/AnalysisConsumer.cpp
+++ b/clang/lib/StaticAnalyzer/Frontend/AnalysisConsumer.cpp
@@ -730,7 +730,7 @@
   OwningPtr<llvm::raw_fd_ostream> Stream;
   Stream.reset(new llvm::raw_fd_ostream(FD, true));
 
-  return new UbigraphViz(Stream.take(), P);
+  return new UbigraphViz(Stream.release(), P);
 }
 
 void UbigraphViz::AddEdge(ExplodedNode *Src, ExplodedNode *Dst) {