Fix two bugs in the extension actions toolbar

chrome/browser/ui/views/toolbar/browser_actions_container.h

Index: chrome/browser/ui/views/toolbar/browser_actions_container.h
diff --git a/chrome/browser/ui/views/toolbar/browser_actions_container.h b/chrome/browser/ui/views/toolbar/browser_actions_container.h
index ab09ad11aace709cea1a50bf2e9f353669bc486c..f3702c5aa560c5c1824198a68836a2d4c9d4e201 100644
--- a/chrome/browser/ui/views/toolbar/browser_actions_container.h
+++ b/chrome/browser/ui/views/toolbar/browser_actions_container.h
@@ -295,8 +295,13 @@ class BrowserActionsContainer
   // Called when a browser action's visibility may have changed.
   void OnBrowserActionVisibilityChanged();
 
-  // Sets the initial container width.
-  void SetContainerWidth();
+  // Returns the preferred width of the container in order to show all icons
+  // that should be visible and, optionally, the chevron.
+  int GetPreferredWidth();
+
+  // Sets the chevron to be visible or not based on whether all browser actions
+  // are displayed.
+  void SetChevronVisibility();
 
   // Closes the overflow menu if open.
   void CloseOverflowMenu();