Update some uses of UTF conversions in chrome/browser to use the base:: namespace.

chrome/browser/ui/cocoa/website_settings_bubble_controller.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/website_settings_bubble_controller.h"
 
 #include <cmath>
 
 #import <AppKit/AppKit.h>
 
@@ skipping 946 matching lines @@
   NSImage* image = WebsiteSettingsUI::GetPermissionIcon(
       permissionInfo.type, setting).ToNSImage();
   NSImageView* imageView = [self addImageWithSize:[image size]
                                            toView:view
                                           atPoint:point];
   [imageView setImage:image];
   point.x += kPermissionImageSize + kPermissionImageSpacing;
 
   base::string16 labelText =
       WebsiteSettingsUI::PermissionTypeToUIString(permissionInfo.type) +
-      ASCIIToUTF16(":");
+      base::ASCIIToUTF16(":");
 
   NSTextField* label = [self addText:labelText
                             withSize:[NSFont smallSystemFontSize]
                                 bold:NO
                               toView:view
                              atPoint:point];
   [label sizeToFit];
   NSPoint popUpPosition = NSMakePoint(NSMaxX([label frame]), point.y);
   NSPopUpButton* button = [self addPopUpButtonForPermission:permissionInfo
                                                      toView:view
@@ skipping 44 matching lines @@
   NSImage* image = WebsiteSettingsUI::GetPermissionIcon(
       CONTENT_SETTINGS_TYPE_COOKIES, CONTENT_SETTING_ALLOW).ToNSImage();
   NSImageView* imageView = [self addImageWithSize:[image size]
                                            toView:view
                                           atPoint:point];
   [imageView setImage:image];
   point.x += kPermissionImageSize + kPermissionImageSpacing;
 
   base::string16 labelText = l10n_util::GetStringFUTF16(
       IDS_WEBSITE_SETTINGS_SITE_DATA_STATS_LINE,
-      UTF8ToUTF16(cookieInfo.cookie_source),
+      base::UTF8ToUTF16(cookieInfo.cookie_source),
       base::IntToString16(cookieInfo.allowed),
       base::IntToString16(cookieInfo.blocked));
 
   NSTextField* label = [self addText:labelText
                             withSize:[NSFont smallSystemFontSize]
                                 bold:NO
                               toView:view
                              atPoint:point];
 
   // Align the icon with the text.
@@ skipping 185 matching lines @@
   [bubble_controller_ setPermissionInfo:permission_info_list];
 }
 
 void WebsiteSettingsUIBridge::SetFirstVisit(const base::string16& first_visit) {
   [bubble_controller_ setFirstVisit:first_visit];
 }
 
 void WebsiteSettingsUIBridge::SetSelectedTab(TabId tab_id) {
   [bubble_controller_ setSelectedTab:tab_id];
 }