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 76c73ebf2732615c102e06616997d39516bce80f..a31ae8e8f9f9a34cb78c91d1c8840a6db9a55f47 100644
--- a/chrome/browser/ui/browser_commands.cc
+++ b/chrome/browser/ui/browser_commands.cc
@@ -596,21 +596,21 @@ 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();

[Alexei Svitkine (slow), 2014/10/30 13:49:42]

IsAtDefaultZoom(contents) shouldn't negate the result of
zoom_controller_->IsAtDefaultZoom().

Instead, negate the result of this function in the code:
command_updater_.UpdateCommandEnabled(IDC_ZOOM_NORMAL,

 }
 
 TabStripModelDelegate::RestoreTabType GetRestoreTabType(