MacViews: Introduce native_cursor.h to provide cursor "literals"

ui/views/native_cursor_mac.mm

Index: ui/views/native_cursor_mac.mm
diff --git a/ui/views/native_cursor_mac.mm b/ui/views/native_cursor_mac.mm
new file mode 100644
index 0000000000000000000000000000000000000000..967484deb7255053cce58abedbbfdfccc0a29553
--- /dev/null
+++ b/ui/views/native_cursor_mac.mm
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+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "ui/views/native_cursor.h"
+
+#include <Cocoa/Cocoa.h>
+
+namespace views {
+
+gfx::NativeCursor GetNativeIBeamCursor() {
+  return [NSCursor IBeamCursor];
+}
+
+gfx::NativeCursor GetNativeArrowCursor() {
+  return [NSCursor arrowCursor];
+}
+
+gfx::NativeCursor GetNativeHandCursor() {
+  return [NSCursor pointingHandCursor];
+}
+
+gfx::NativeCursor GetNativeColumnResizeCursor() {
+  return [NSCursor resizeLeftRightCursor];
+}
+
+gfx::NativeCursor GetNativeEastWestResizeCursor() {
+  NOTIMPLEMENTED();
+  // TODO(tapted): This is the wrong cursor. Fetch the right one from WebCursor
+  // or ResourceBundle or CoreCursor private API.
+  return [NSCursor resizeLeftRightCursor];
+}
+
+gfx::NativeCursor GetNativeNorthSouthResizeCursor() {
+  NOTIMPLEMENTED();
+  return [NSCursor resizeUpDownCursor];
+}
+
+}  // namespace views