Default zoom was never read from chrome://settings

chrome/browser/ui/browser_commands.cc

Index: chrome/browser/ui/browser_commands.cc
diff --git a/chrome/browser/ui/browser_commands.cc b/chrome/browser/ui/browser_commands.cc
index 74ca4de74f1bd1485d2b17598cdd8569517cf49d..5e3c96e18093ee19f6621fdfdd8dd796bcb91856 100644
--- a/chrome/browser/ui/browser_commands.cc
+++ b/chrome/browser/ui/browser_commands.cc
@@ -598,21 +598,21 @@ void CloseTab(Browser* browser) {
   browser->tab_strip_model()->CloseSelectedTabs();
 }
 
-bool CanZoomIn(content::WebContents* contents) {
+bool IsAtMaximumZoom(content::WebContents* contents) {
   ZoomController* zoom_controller = ZoomController::FromWebContents(contents);
   return zoom_controller->GetZoomPercent() !=
       contents->GetMaximumZoomPercent() + 1;
 }
 
-bool CanZoomOut(content::WebContents* contents) {
+bool IsAtMinimumZoom(content::WebContents* contents) {
   ZoomController* zoom_controller = ZoomController::FromWebContents(contents);
   return zoom_controller->GetZoomPercent() !=
       contents->GetMinimumZoomPercent();
 }
 
-bool ActualSize(content::WebContents* contents) {
+bool IsAtDefaultZoom(content::WebContents* contents) {
   ZoomController* zoom_controller = ZoomController::FromWebContents(contents);
-  return zoom_controller->GetZoomPercent() != 100.0f;
+  return zoom_controller->IsAtDefaultZoom();
 }
 
 TabStripModelDelegate::RestoreTabType GetRestoreTabType(