Make a platform-independent ToolbarActionViewController

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 92b16b9b2d3e18622e93815aeb3cd72a065a13a1..e24ced7d1ccc1c33cb2bfa18bff193bcddbd160c 100644
--- a/chrome/browser/ui/cocoa/extensions/browser_actions_controller.h
+++ b/chrome/browser/ui/cocoa/extensions/browser_actions_controller.h
@@ -85,19 +85,14 @@ extern NSString* const kBrowserActionVisibilityChangedNotification;
 // account the size of the grippy. Also updates the persistent width preference.
 - (void)resizeContainerAndAnimate:(BOOL)animate;
 
-// Returns the NSView for the action button associated with an extension.
-- (NSView*)browserActionViewForExtension:(
-    const extensions::Extension*)extension;
-
 // Returns the saved width determined by the number of shown Browser Actions
 // preference property. If no preference is found, then the width for the
 // container is returned as if all buttons are shown.
 - (CGFloat)savedWidth;
 
-// Returns where the popup arrow should point to for a given Browser Action. If
-// it is passed an extension that is not a Browser Action, then it will return
-// NSZeroPoint.
-- (NSPoint)popupPointForBrowserAction:(const extensions::Extension*)extension;
+// Returns where the popup arrow should point to for the action with the given
+// |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