detach -> release

src/views/ios/SkOSWindow_iOS.mm

+/*
+ * Copyright 2016 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
 #import <UIKit/UIKit.h>
 #include "SkCanvas.h"
 #include "SkGraphics.h"
 #import "SkEventNotifier.h"
 #include "SkOSMenu.h"
 #include "SkTime.h"
 #include "SkTypes.h"
 #import "SkUIView.h"
 #include "SkWindow.h"
 
@@ skipping 40 matching lines @@
 }
 
 bool SkOSWindow::attach(SkBackEndTypes /* attachType */,
                         int /* msaaSampleCount */,
                         AttachmentInfo* info) {
     [(SkUIView*)fHWND getAttachmentInfo:info];
     bool success = true;
     return success;
 }
 
-void SkOSWindow::detach() {}
+void SkOSWindow::release() {}
 
 void SkOSWindow::present() {
 }