Use a direct include of strings headers in x/.

chrome/browser/ui/views/status_bubble_views.cc

 // 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.
 
 #include "chrome/browser/ui/views/status_bubble_views.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/i18n/rtl.h"
 #include "base/message_loop.h"
-#include "base/string_util.h"
+#include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/themes/theme_properties.h"
 #include "googleurl/src/gurl.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources.h"
 #include "net/base/net_util.h"
 #include "third_party/skia/include/core/SkPaint.h"
 #include "third_party/skia/include/core/SkPath.h"
 #include "third_party/skia/include/core/SkRect.h"
 #include "ui/base/animation/animation_delegate.h"
@@ skipping 822 matching lines @@
 void StatusBubbleViews::SetBubbleWidth(int width) {
   size_.set_width(width);
   SetBounds(original_position_.x(), original_position_.y(),
             size_.width(), size_.height());
 }
 
 void StatusBubbleViews::CancelExpandTimer() {
   if (expand_timer_factory_.HasWeakPtrs())
     expand_timer_factory_.InvalidateWeakPtrs();
 }