Constrained window sheet controller (test patch)

chrome/browser/ui/cocoa/constrained_window/cw_window.mm

-// Copyright (c) 2012 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 "chrome/browser/ui/cocoa/constrained_window/cw_window.h"
-
-#import "base/memory/scoped_nsobject.h"
-#import "chrome/browser/ui/constrained_window.h"
-#include "skia/ext/skia_utils_mac.h"
-
-@interface CustomAlertView : NSView
-@end
-
-@implementation CWWindow
-
-- (id)initWithContentRect:(NSRect)contentRect {
-  self = [super initWithContentRect:contentRect
-                          styleMask:NSBorderlessWindowMask
-                            backing:NSBackingStoreBuffered
-                              defer:NO];
-  if (!self)
-    return nil;
-
-  [self setHasShadow:YES];
-  [self setBackgroundColor:[NSColor clearColor]];
-  [self setOpaque:NO];
-  scoped_nsobject<NSView> content_view(
-      [[CustomAlertView alloc] initWithFrame:NSZeroRect]);
-  [self setContentView:content_view];
-  return self;
-}
-
-- (BOOL)canBecomeKeyWindow {
-  return YES;
-}
-
-@end
-
-@implementation CustomAlertView
-
-- (void)drawRect:(NSRect)rect {
-  NSBezierPath* path = [NSBezierPath
-      bezierPathWithRoundedRect:[self bounds]
-                        xRadius:ConstrainedWindow::kBorderRadius
-                        yRadius:ConstrainedWindow::kBorderRadius];
-  [gfx::SkColorToCalibratedNSColor(ConstrainedWindow::kBackgroundColor) set];
-  [path fill];
-}
-
-@end