[Extensions UI] Remove all traces of the chevron

chrome/browser/ui/cocoa/extensions/browser_actions_controller.h

Index: chrome/browser/ui/cocoa/extensions/browser_actions_controller.h
diff --git a/chrome/browser/ui/cocoa/extensions/browser_actions_controller.h b/chrome/browser/ui/cocoa/extensions/browser_actions_controller.h
index 8f55b68015635aec86b63175988f3969e1f2068e..26802e1bc785ef8bce2ddd27bedc22ba87aee35c 100644
--- a/chrome/browser/ui/cocoa/extensions/browser_actions_controller.h
+++ b/chrome/browser/ui/cocoa/extensions/browser_actions_controller.h
@@ -49,22 +49,9 @@ extern NSString* const kBrowserActionVisibilityChangedNotification;
   // The controlling ToolbarActionsBar.
   std::unique_ptr<ToolbarActionsBar> toolbarActionsBar_;
 
-  // True if we should supppress the chevron (we do this during drag
-  // animations).
-  BOOL suppressChevron_;
-
   // True if this is the overflow container for toolbar actions.
   BOOL isOverflow_;
 
-  // The currently running chevron animation (fade in/out).
-  base::scoped_nsobject<NSViewAnimation> chevronAnimation_;
-
-  // The chevron button used when Browser Actions are hidden.
-  base::scoped_nsobject<MenuButton> chevronMenuButton_;
-
-  // The Browser Actions overflow menu.
-  base::scoped_nsobject<NSMenu> overflowMenu_;
-
   // The bubble that is actively showing, if any.
   ToolbarActionsBarBubbleMac* activeBubble_;
 
@@ -105,11 +92,6 @@ extern NSString* const kBrowserActionVisibilityChangedNotification;
 // |id|. If passed an id with no corresponding button, returns NSZeroPoint.
 - (NSPoint)popupPointForId:(const std::string&)id;
 
-// Returns whether the chevron button is currently hidden or in the process of
-// being hidden (fading out). Will return NO if it is not hidden or is in the
-// process of fading in.
-- (BOOL)chevronIsHidden;
-
 // Returns the currently-active web contents.
 - (content::WebContents*)currentWebContents;