[Mac] Organize some files into chrome/browser/ui/cocoa/content_settings/....

chrome/browser/ui/cocoa/cookie_tree_node.mm

-// Copyright (c) 2010 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/cookie_tree_node.h"
-
-#include "base/sys_string_conversions.h"
-
-@implementation CocoaCookieTreeNode
-
-- (id)initWithNode:(CookieTreeNode*)node {
-  if ((self = [super init])) {
-    DCHECK(node);
-    treeNode_ = node;
-    [self rebuild];
-  }
-  return self;
-}
-
-- (void)rebuild {
-  title_.reset([base::SysUTF16ToNSString(treeNode_->GetTitle()) retain]);
-  children_.reset();
-  // The tree node assumes ownership of the cookie details object
-  details_.reset([[CocoaCookieDetails createFromCookieTreeNode:(treeNode_)]
-      retain]);
-}
-
-- (NSString*)title {
-  return title_.get();
-}
-
-- (CocoaCookieDetailsType)nodeType {
-  return [details_.get() type];
-}
-
-- (ui::TreeModelNode*)treeNode {
-  return treeNode_;
-}
-
-- (NSMutableArray*)mutableChildren {
-  if (!children_.get()) {
-    const int childCount = treeNode_->GetChildCount();
-    children_.reset([[NSMutableArray alloc] initWithCapacity:childCount]);
-    for (int i = 0; i < childCount; ++i) {
-      CookieTreeNode* child = treeNode_->GetChild(i);
-      scoped_nsobject<CocoaCookieTreeNode> childNode(
-          [[CocoaCookieTreeNode alloc] initWithNode:child]);
-      [children_ addObject:childNode.get()];
-    }
-  }
-  return children_.get();
-}
-
-- (NSArray*)children {
-  return [self mutableChildren];
-}
-
-- (BOOL)isLeaf {
-  return [self nodeType] != kCocoaCookieDetailsTypeFolder;
-};
-
-- (NSString*)description {
-  NSString* format =
-      @"<CocoaCookieTreeNode @ %p (title=%@, nodeType=%d, childCount=%u)";
-  return [NSString stringWithFormat:format, self, [self title],
-      [self nodeType], [[self children] count]];
-}
-
-- (CocoaCookieDetails*)details {
-  return details_;
-}
-
-@end