webapps: allow callers of icon downloader/selector to specify a minimum size

chrome/browser/banners/app_banner_manager.cc

Index: chrome/browser/banners/app_banner_manager.cc
diff --git a/chrome/browser/banners/app_banner_manager.cc b/chrome/browser/banners/app_banner_manager.cc
index 100d0645e9a8c0888ac7eeac81be8f372133b58d..f1e37892ab3b8ceb471788ac78b7fceb0b721c3c 100644
--- a/chrome/browser/banners/app_banner_manager.cc
+++ b/chrome/browser/banners/app_banner_manager.cc
@@ -27,17 +27,14 @@ bool AppBannerManager::URLsAreForTheSamePage(const GURL& first,
          first.path() == second.path() && first.query() == second.query();
 }
 
-AppBannerManager::AppBannerManager(int ideal_icon_size_in_dp)
-    : ideal_icon_size_in_dp_(ideal_icon_size_in_dp),
-      data_fetcher_(nullptr),
+AppBannerManager::AppBannerManager()
+    : data_fetcher_(nullptr),
       weak_factory_(this) {
   AppBannerSettingsHelper::UpdateFromFieldTrial();
 }
 
-AppBannerManager::AppBannerManager(content::WebContents* web_contents,
-                                   int ideal_icon_size_in_dp)
+AppBannerManager::AppBannerManager(content::WebContents* web_contents)
     : content::WebContentsObserver(web_contents),
-      ideal_icon_size_in_dp_(ideal_icon_size_in_dp),
       data_fetcher_(nullptr),
       weak_factory_(this) {
   AppBannerSettingsHelper::UpdateFromFieldTrial();
@@ -74,8 +71,7 @@ void AppBannerManager::DidFinishLoad(
   }
 
   // Kick off the data retrieval pipeline.
-  data_fetcher_ = CreateAppBannerDataFetcher(weak_factory_.GetWeakPtr(),
-                                             ideal_icon_size_in_dp_);
+  data_fetcher_ = CreateAppBannerDataFetcher(weak_factory_.GetWeakPtr());
   data_fetcher_->Start(validated_url, last_transition_type_);
 }