Convert LocationBar::GetInputString from wstring to string16.

chrome/test/base/test_location_bar.h

 // Copyright (c) 2011 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.
 
 #ifndef CHROME_TEST_BASE_TEST_LOCATION_BAR_H_
 #define CHROME_TEST_BASE_TEST_LOCATION_BAR_H_
 #pragma once
 
+#include "base/string16.h"
 #include "chrome/browser/first_run/first_run.h"
 #include "chrome/browser/ui/omnibox/location_bar.h"
 #include "content/common/page_transition_types.h"
 #include "webkit/glue/window_open_disposition.h"
 
 class TestLocationBar : public LocationBar {
  public:
   TestLocationBar();
   virtual ~TestLocationBar();
 
-  void set_input_string(const std::wstring& input_string) {
+  void set_input_string(const string16& input_string) {
     input_string_ = input_string;
   }
   void set_disposition(WindowOpenDisposition disposition) {
     disposition_ = disposition;
   }
   void set_transition(PageTransition::Type transition) {
     transition_ = transition;
   }
 
   // Overridden from LocationBar:
   virtual void ShowFirstRunBubble(FirstRun::BubbleType bubble_type) OVERRIDE {}
   virtual void SetSuggestedText(const string16& text,
                                 InstantCompleteBehavior behavior) OVERRIDE {}
-  virtual std::wstring GetInputString() const OVERRIDE;
+  virtual string16 GetInputString() const OVERRIDE;
   virtual WindowOpenDisposition GetWindowOpenDisposition() const OVERRIDE;
   virtual PageTransition::Type GetPageTransition() const OVERRIDE;
   virtual void AcceptInput() OVERRIDE {}
   virtual void FocusLocation(bool select_all) OVERRIDE {}
   virtual void FocusSearch() OVERRIDE {}
   virtual void UpdateContentSettingsIcons() OVERRIDE {}
   virtual void UpdatePageActions() OVERRIDE {}
   virtual void InvalidatePageActions() OVERRIDE {}
   virtual void SaveStateToContents(TabContents* contents) OVERRIDE {}
   virtual void Revert() OVERRIDE {}
   virtual const OmniboxView* location_entry() const OVERRIDE;
   virtual OmniboxView* location_entry() OVERRIDE;
   virtual LocationBarTesting* GetLocationBarForTesting() OVERRIDE;
 
  private:
 
   // Test-supplied values that will be returned through the LocationBar
   // interface.
-  std::wstring input_string_;
+  string16 input_string_;
   WindowOpenDisposition disposition_;
   PageTransition::Type transition_;
 
   DISALLOW_COPY_AND_ASSIGN(TestLocationBar);
 };
 
 
 #endif  // CHROME_TEST_BASE_TEST_LOCATION_BAR_H_