More old files deletion.

ui/gfx/mac/coordinate_conversion.mm

Index: ui/gfx/mac/coordinate_conversion.mm
diff --git a/ui/gfx/mac/coordinate_conversion.mm b/ui/gfx/mac/coordinate_conversion.mm
deleted file mode 100644
index b2c41a455d6c96c4aa18e2928937c1c93f3cdb45..0000000000000000000000000000000000000000
--- a/ui/gfx/mac/coordinate_conversion.mm
+++ /dev/null
@@ -1,37 +0,0 @@
-// 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.
-
-#import "ui/gfx/mac/coordinate_conversion.h"
-
-#import <Cocoa/Cocoa.h>
-
-#include "ui/gfx/geometry/rect.h"
-
-namespace gfx {
-
-namespace {
-
-// The height of the primary display, which OSX defines as the monitor with the
-// menubar. This is always at index 0.
-CGFloat PrimaryDisplayHeight() {
-  return NSMaxY([[[NSScreen screens] objectAtIndex:0] frame]);
-}
-
-}  // namespace
-
-NSRect ScreenRectToNSRect(const gfx::Rect& rect) {
-  return NSMakeRect(rect.x(),
-                    PrimaryDisplayHeight() - rect.y() - rect.height(),
-                    rect.width(),
-                    rect.height());
-}
-
-gfx::Rect ScreenRectFromNSRect(const NSRect& rect) {
-  return gfx::Rect(rect.origin.x,
-                   PrimaryDisplayHeight() - rect.origin.y - rect.size.height,
-                   rect.size.width,
-                   rect.size.height);
-}
-
-}  // namespace gfx