GetScaleFactorForNativeView should return scale factor in float

content/browser/webui/web_ui_impl.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/webui/web_ui_impl.h"
 
 #include "base/json/json_writer.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
 #include "content/browser/child_process_security_policy_impl.h"
@@ skipping 80 matching lines @@
 
 #if defined(TOOLKIT_VIEWS)
   render_view_host->SetWebUIProperty("toolkit", "views");
 #endif  // defined(TOOLKIT_VIEWS)
 }
 
 WebContents* WebUIImpl::GetWebContents() const {
   return web_contents_;
 }
 
-ui::ScaleFactor WebUIImpl::GetDeviceScaleFactor() const {
+float WebUIImpl::GetDeviceScaleFactor() const {
   return GetScaleFactorForView(web_contents_->GetRenderWidgetHostView());
 }
 
 const base::string16& WebUIImpl::GetOverriddenTitle() const {
   return overridden_title_;
 }
 
 void WebUIImpl::OverrideTitle(const base::string16& title) {
   overridden_title_ = title;
 }
@@ skipping 138 matching lines @@
 }
 
 void WebUIImpl::AddToSetIfFrameNameMatches(
     std::set<RenderFrameHost*>* frame_set,
     RenderFrameHost* host) {
   if (host->GetFrameName() == frame_name_)
     frame_set->insert(host);
 }
 
 }  // namespace content