Prefix string16 with base:: in ui/.

ui/views/controls/button/blue_button.cc

 // Copyright 2013 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 "ui/views/controls/button/blue_button.h"
 
 #include "grit/ui_resources.h"
 #include "ui/base/accessibility/accessible_view_state.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/sys_color_change_listener.h"
 #include "ui/views/controls/button/label_button_border.h"
 
 namespace {
 
 // Insets for the unified blue_button images. This assumes that the images
 // are of a 9 grid, of 5x5 size each.
 const int kBlueButtonInsets = 5;
 
 // Default text and shadow colors for the blue button.
 const SkColor kBlueButtonTextColor = SK_ColorWHITE;
 const SkColor kBlueButtonShadowColor = SkColorSetRGB(0x53, 0x8C, 0xEA);
 
 }  // namespace
 
 namespace views {
 
 // static
 const char BlueButton::kViewClassName[] = "views/BlueButton";
 
-BlueButton::BlueButton(ButtonListener* listener, const string16& text)
+BlueButton::BlueButton(ButtonListener* listener, const base::string16& text)
     : LabelButton(listener, text) {
   // Inherit STYLE_BUTTON insets, minimum size, alignment, etc.
   SetStyle(STYLE_BUTTON);
 
   ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
   const gfx::Insets insets(kBlueButtonInsets,
                            kBlueButtonInsets,
                            kBlueButtonInsets,
                            kBlueButtonInsets);
 
@@ skipping 34 matching lines @@
     label()->SetShadowColors(kBlueButtonShadowColor, kBlueButtonShadowColor);
     label()->SetShadowOffset(0, 1);
   }
 }
 
 const char* BlueButton::GetClassName() const {
   return BlueButton::kViewClassName;
 }
 
 }  // namespace views