Convert ui::ScaleFactor -> float in favicon/history code

chrome/browser/history/history_service.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.
 
 // The history system runs on a background thread so that potentially slow
 // database operations don't delay the browser. This backend processing is
 // represented by HistoryBackend. The HistoryService's job is to dispatch to
 // that thread.
 //
 // Main thread                       History thread
@@ skipping 530 matching lines @@
   }
 
   ScheduleAndForget(PRIORITY_NORMAL,
                     &HistoryBackend::AddPagesWithDetails, info, visit_source);
 }
 
 base::CancelableTaskTracker::TaskId HistoryService::GetFavicons(
     const std::vector<GURL>& icon_urls,
     int icon_types,
     int desired_size_in_dip,
-    const std::vector<ui::ScaleFactor>& desired_scale_factors,
+    const std::vector<float>& desired_favicon_scales,
     const favicon_base::FaviconResultsCallback& callback,
     base::CancelableTaskTracker* tracker) {
   DCHECK(thread_checker_.CalledOnValidThread());
 
   std::vector<favicon_base::FaviconRawBitmapResult>* results =
       new std::vector<favicon_base::FaviconRawBitmapResult>();
   return tracker->PostTaskAndReply(
       thread_->message_loop_proxy().get(),
       FROM_HERE,
       base::Bind(&HistoryBackend::GetFavicons,
                  history_backend_.get(),
                  icon_urls,
                  icon_types,
                  desired_size_in_dip,
-                 desired_scale_factors,
+                 desired_favicon_scales,
                  results),
       base::Bind(&RunWithFaviconResults, callback, base::Owned(results)));
 }
 
 base::CancelableTaskTracker::TaskId HistoryService::GetFaviconsForURL(
     const GURL& page_url,
     int icon_types,
     int desired_size_in_dip,
-    const std::vector<ui::ScaleFactor>& desired_scale_factors,
+    const std::vector<float>& desired_favicon_scales,
     const favicon_base::FaviconResultsCallback& callback,
     base::CancelableTaskTracker* tracker) {
   DCHECK(thread_checker_.CalledOnValidThread());
 
   std::vector<favicon_base::FaviconRawBitmapResult>* results =
       new std::vector<favicon_base::FaviconRawBitmapResult>();
   return tracker->PostTaskAndReply(
       thread_->message_loop_proxy().get(),
       FROM_HERE,
       base::Bind(&HistoryBackend::GetFaviconsForURL,
                  history_backend_.get(),
                  page_url,
                  icon_types,
                  desired_size_in_dip,
-                 desired_scale_factors,
+                 desired_favicon_scales,
                  results),
       base::Bind(&RunWithFaviconResults, callback, base::Owned(results)));
 }
 
 base::CancelableTaskTracker::TaskId HistoryService::GetLargestFaviconForURL(
     const GURL& page_url,
     const std::vector<int>& icon_types,
     int minimum_size_in_pixels,
     const favicon_base::FaviconRawBitmapCallback& callback,
     base::CancelableTaskTracker* tracker) {
   DCHECK(thread_checker_.CalledOnValidThread());
 
   favicon_base::FaviconRawBitmapResult* result =
       new favicon_base::FaviconRawBitmapResult();
   return tracker->PostTaskAndReply(
       thread_->message_loop_proxy().get(),
       FROM_HERE,
       base::Bind(&HistoryBackend::GetLargestFaviconForURL,
                  history_backend_.get(),
                  page_url,
                  icon_types,
                  minimum_size_in_pixels,
                  result),
       base::Bind(&RunWithFaviconResult, callback, base::Owned(result)));
 }
 
 base::CancelableTaskTracker::TaskId HistoryService::GetFaviconForID(
     favicon_base::FaviconID favicon_id,
     int desired_size_in_dip,
-    ui::ScaleFactor desired_scale_factor,
+    float desired_favicon_scale,
     const favicon_base::FaviconResultsCallback& callback,
     base::CancelableTaskTracker* tracker) {
   DCHECK(thread_checker_.CalledOnValidThread());
 
   std::vector<favicon_base::FaviconRawBitmapResult>* results =
       new std::vector<favicon_base::FaviconRawBitmapResult>();
   return tracker->PostTaskAndReply(
       thread_->message_loop_proxy().get(),
       FROM_HERE,
       base::Bind(&HistoryBackend::GetFaviconForID,
                  history_backend_.get(),
                  favicon_id,
                  desired_size_in_dip,
-                 desired_scale_factor,
+                 desired_favicon_scale,
                  results),
       base::Bind(&RunWithFaviconResults, callback, base::Owned(results)));
 }
 
 base::CancelableTaskTracker::TaskId
 HistoryService::UpdateFaviconMappingsAndFetch(
     const GURL& page_url,
     const std::vector<GURL>& icon_urls,
     int icon_types,
     int desired_size_in_dip,
-    const std::vector<ui::ScaleFactor>& desired_scale_factors,
+    const std::vector<float>& desired_favicon_scales,
     const favicon_base::FaviconResultsCallback& callback,
     base::CancelableTaskTracker* tracker) {
   DCHECK(thread_checker_.CalledOnValidThread());
 
   std::vector<favicon_base::FaviconRawBitmapResult>* results =
       new std::vector<favicon_base::FaviconRawBitmapResult>();
   return tracker->PostTaskAndReply(
       thread_->message_loop_proxy().get(),
       FROM_HERE,
       base::Bind(&HistoryBackend::UpdateFaviconMappingsAndFetch,
                  history_backend_.get(),
                  page_url,
                  icon_urls,
                  icon_types,
                  desired_size_in_dip,
-                 desired_scale_factors,
+                 desired_favicon_scales,
                  results),
       base::Bind(&RunWithFaviconResults, callback, base::Owned(results)));
 }
 
 void HistoryService::MergeFavicon(
     const GURL& page_url,
     const GURL& icon_url,
     favicon_base::IconType icon_type,
     scoped_refptr<base::RefCountedMemory> bitmap_data,
     const gfx::Size& pixel_size) {
@@ skipping 504 matching lines @@
   DCHECK(thread_checker_.CalledOnValidThread());
   visit_database_observers_.RemoveObserver(observer);
 }
 
 void HistoryService::NotifyVisitDBObserversOnAddVisit(
     const history::BriefVisitInfo& info) {
   DCHECK(thread_checker_.CalledOnValidThread());
   FOR_EACH_OBSERVER(history::VisitDatabaseObserver, visit_database_observers_,
                     OnAddVisit(info));
 }