Factoring out of FaviconLoader

chrome/browser/ui/intents/web_intent_icon_loader.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 "chrome/browser/ui/intents/web_intent_icon_loader.h"
+
+#include "chrome/browser/favicon/favicon_service.h"
+#include "chrome/browser/favicon/favicon_service_factory.h"
+#include "chrome/browser/ui/intents/web_intent_picker_model.h"
+#include "ui/gfx/favicon_size.h"
+
+namespace web_intents {
+
+IconLoader::IconLoader(Profile* profile,
+                       WebIntentPickerModel* model)
+    : profile_(profile),
+      model_(model),
+      ALLOW_THIS_IN_INITIALIZER_LIST(weak_ptr_factory_(this)) {
+}
+
+IconLoader::~IconLoader() {}
+
+void IconLoader::LoadFavicon(const GURL& url) {
+  FaviconService* favicon_service =
+      FaviconServiceFactory::GetForProfile(profile_,
+                                           Profile::EXPLICIT_ACCESS);
+
+  favicon_service->GetFaviconImageForURL(
+      FaviconService::FaviconForURLParams(
+          profile_,

[James Hawkins, 2012/10/17 03:38:39]

Optional nit: Condense parameters to save rows.

+          url,
+          history::FAVICON,
+          gfx::kFaviconSize,
+          &favicon_consumer_),
+      base::Bind(
+          &IconLoader::OnFaviconDataAvailable,
+          weak_ptr_factory_.GetWeakPtr(),
+          url));
+}
+
+void IconLoader::OnFaviconDataAvailable(
+    const GURL& url,
+    FaviconService::Handle,
+    const history::FaviconImageResult& image_result) {
+  if (!image_result.image.IsEmpty())
+    model_->UpdateFaviconForServiceWithURL(url, image_result.image);
+}
+
+}  // namespace web_intents