Eliminate ui/ios

ui/ios/NSString+CrStringDrawing.mm

-// 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/ios/NSString+CrStringDrawing.h"
-
-#include "base/logging.h"
-#include "ui/ios/uikit_util.h"
-
-@implementation NSString (CrStringDrawing)
-
-- (CGRect)cr_boundingRectWithSize:(CGSize)size
-                             font:(UIFont*)font {
-  NSDictionary* attributes = font ? @{NSFontAttributeName: font} : @{};
-  return [self boundingRectWithSize:size
-                            options:NSStringDrawingUsesLineFragmentOrigin
-                         attributes:attributes
-                            context:nil];
-}
-
-- (CGSize)cr_boundingSizeWithSize:(CGSize)size
-                             font:(UIFont*)font {
-  return [self cr_boundingRectWithSize:size font:font].size;
-}
-
-- (CGSize)cr_pixelAlignedSizeWithFont:(UIFont*)font {
-  DCHECK(font) << "|font| can not be nil; it is used as a NSDictionary value";
-  NSDictionary* attributes = @{ NSFontAttributeName : font };
-  return ui::AlignSizeToUpperPixel([self sizeWithAttributes:attributes]);
-}
-
-- (CGSize)cr_sizeWithFont:(UIFont*)font {
-  if (!font)
-    return CGSizeZero;
-  NSDictionary* attributes = @{ NSFontAttributeName : font };
-  CGSize size = [self sizeWithAttributes:attributes];
-  return CGSizeMake(ceil(size.width), ceil(size.height));
-}
-
-@end