Create distiller files for Reading List.

ios/chrome/browser/dom_distiller/favicon_web_state_dispatcher_impl.mm

Index: ios/chrome/browser/dom_distiller/favicon_web_state_dispatcher_impl.mm
diff --git a/ios/chrome/browser/dom_distiller/favicon_web_state_dispatcher_impl.mm b/ios/chrome/browser/dom_distiller/favicon_web_state_dispatcher_impl.mm
deleted file mode 100644
index e74431d1131a5fd217ba6be43f62e666d3eda330..0000000000000000000000000000000000000000
--- a/ios/chrome/browser/dom_distiller/favicon_web_state_dispatcher_impl.mm
+++ /dev/null
@@ -1,77 +0,0 @@
-// Copyright 2016 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 "ios/chrome/browser/dom_distiller/favicon_web_state_dispatcher_impl.h"
-
-#include "components/favicon/ios/web_favicon_driver.h"
-#include "components/keyed_service/core/service_access_type.h"
-#include "ios/chrome/browser/bookmarks/bookmark_model_factory.h"
-#include "ios/chrome/browser/browser_state/chrome_browser_state.h"
-#include "ios/chrome/browser/favicon/favicon_service_factory.h"
-#include "ios/chrome/browser/history/history_service_factory.h"
-#import "ios/web/public/web_state/web_state.h"
-
-namespace {
-// Default delay to download the favicon when the WebState is handed back.
-const int64_t kDefaultDelayFaviconSecond = 10;
-}
-
-namespace dom_distiller {
-
-FaviconWebStateDispatcherImpl::FaviconWebStateDispatcherImpl(
-    web::BrowserState* browser_state,
-    int64_t keep_alive_second)
-    : FaviconWebStateDispatcher(),
-      browser_state_(browser_state),
-      keep_alive_second_(keep_alive_second),
-      weak_ptr_factory_(this) {
-  if (keep_alive_second_ < 0)
-    keep_alive_second_ = kDefaultDelayFaviconSecond;
-}
-
-FaviconWebStateDispatcherImpl::~FaviconWebStateDispatcherImpl() {}
-
-web::WebState* FaviconWebStateDispatcherImpl::RequestWebState() {
-  const web::WebState::CreateParams web_state_create_params(browser_state_);
-  std::unique_ptr<web::WebState> web_state_unique =
-      web::WebState::Create(web_state_create_params);
-  web::WebState* web_state = web_state_unique.get();
-
-  web_states_.push_back(std::move(web_state_unique));
-
-  ios::ChromeBrowserState* original_browser_state =
-      ios::ChromeBrowserState::FromBrowserState(browser_state_);
-
-  favicon::WebFaviconDriver::CreateForWebState(
-      web_state,
-      ios::FaviconServiceFactory::GetForBrowserState(
-          original_browser_state, ServiceAccessType::EXPLICIT_ACCESS),
-      ios::HistoryServiceFactory::GetForBrowserState(
-          original_browser_state, ServiceAccessType::EXPLICIT_ACCESS),
-      ios::BookmarkModelFactory::GetForBrowserState(original_browser_state));
-
-  return web_state;
-}
-
-void FaviconWebStateDispatcherImpl::ReturnWebState(web::WebState* web_state) {
-  base::WeakPtr<FaviconWebStateDispatcherImpl> weak_this =
-      weak_ptr_factory_.GetWeakPtr();
-  dispatch_after(
-      dispatch_time(DISPATCH_TIME_NOW, keep_alive_second_ * NSEC_PER_SEC),
-      dispatch_get_main_queue(), ^{
-        FaviconWebStateDispatcherImpl* web_state_dispatcher = weak_this.get();
-        if (web_state_dispatcher) {
-          auto it = find_if(
-              web_state_dispatcher->web_states_.begin(),
-              web_state_dispatcher->web_states_.end(),
-              [web_state](std::unique_ptr<web::WebState>& unique_web_state) {
-                return unique_web_state.get() == web_state;
-              });
-          if (it != web_state_dispatcher->web_states_.end())
-            web_state_dispatcher->web_states_.erase(it);
-        }
-      });
-}
-
-}  // namespace dom_distiller