Convert string16 to base::string16 in content.

content/browser/web_contents/web_contents_view_gtk.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 "content/browser/web_contents/web_contents_view_gtk.h"
 
 #include <gdk/gdk.h>
 #include <gdk/gdkkeysyms.h>
 #include <gtk/gtk.h>
 
@@ skipping 228 matching lines @@
   }
 
   return view;
 }
 
 RenderWidgetHostView* WebContentsViewGtk::CreateViewForPopupWidget(
     RenderWidgetHost* render_widget_host) {
   return RenderWidgetHostViewPort::CreateViewForWidget(render_widget_host);
 }
 
-void WebContentsViewGtk::SetPageTitle(const string16& title) {
+void WebContentsViewGtk::SetPageTitle(const base::string16& title) {
   // Set the window name to include the page title so it's easier to spot
   // when debugging (e.g. via xwininfo -tree).
   gfx::NativeView content_view = GetContentNativeView();
   if (content_view) {
     GdkWindow* content_window = gtk_widget_get_window(content_view);
     if (content_window) {
       gdk_window_set_title(content_window, UTF16ToUTF8(title).c_str());
     }
   }
 }
@@ skipping 162 matching lines @@
   // We manually tell our RWHV to resize the renderer content.  This avoids
   // spurious resizes from GTK+.
   RenderWidgetHostView* rwhv = web_contents_->GetRenderWidgetHostView();
   if (rwhv)
     rwhv->SetSize(size);
   if (web_contents_->GetInterstitialPage())
     web_contents_->GetInterstitialPage()->SetSize(size);
 }
 
 }  // namespace content