Mac: Make ui/base/cocoa WindowAnimator

chrome/browser/ui/cocoa/base_bubble_controller.mm

Index: chrome/browser/ui/cocoa/base_bubble_controller.mm
diff --git a/chrome/browser/ui/cocoa/base_bubble_controller.mm b/chrome/browser/ui/cocoa/base_bubble_controller.mm
index c4f4cf19d93c9fb162300f13fa7923bc4213a0a7..e5a8a8a060d359315eb672cb9e880d62b2d1d3e9 100644
--- a/chrome/browser/ui/cocoa/base_bubble_controller.mm
+++ b/chrome/browser/ui/cocoa/base_bubble_controller.mm
@@ -17,6 +17,7 @@
 #import "chrome/browser/ui/cocoa/tabs/tab_strip_model_observer_bridge.h"
 
 @interface BaseBubbleController (Private)
+- (InfoBubbleWindow*)bubbleWindow;
 - (void)registerForNotifications;
 - (void)updateOriginFromAnchor;
 - (void)activateTabWithContents:(content::WebContents*)newContents
@@ -114,6 +115,10 @@
   [super dealloc];
 }
 
+- (InfoBubbleWindow*)bubbleWindow {
+  return base::mac::ObjCCastStrict<InfoBubbleWindow>([self window]);
+}
+
 - (void)registerForNotifications {
   NSNotificationCenter* center = [NSNotificationCenter defaultCenter];
   // Watch to see if the parent window closes, and if so, close this one.
@@ -233,7 +238,7 @@
 
 - (void)close {
   [self closeCleanup];
-  [super close];
+  [[self bubbleWindow] animateClose];
 }
 
 // The controller is the delegate of the window so it receives did resign key
@@ -259,17 +264,13 @@
   // so disable sharing parent key state. Share parent key state is only used
   // to enable the close/minimize/maximize buttons of the parent window when
   // the bubble has key state, so disabling it here is safe.
-  InfoBubbleWindow* bubbleWindow =
-      base::mac::ObjCCastStrict<InfoBubbleWindow>([self window]);
-  [bubbleWindow setAllowShareParentKeyState:NO];
+  [[self bubbleWindow] setAllowShareParentKeyState:NO];
 }
 
 - (void)windowDidBecomeKey:(NSNotification*)notification {
   // Re-enable share parent key state to make sure the close/minimize/maximize
   // buttons of the parent window are active.
-  InfoBubbleWindow* bubbleWindow =
-      base::mac::ObjCCastStrict<InfoBubbleWindow>([self window]);
-  [bubbleWindow setAllowShareParentKeyState:YES];
+  [[self bubbleWindow] setAllowShareParentKeyState:YES];
 }
 
 // Since the bubble shares first responder with its parent window, set event