Mac: Update zoom bubble UI

chrome/browser/ui/cocoa/info_bubble_window.mm

Index: chrome/browser/ui/cocoa/info_bubble_window.mm
diff --git a/chrome/browser/ui/cocoa/info_bubble_window.mm b/chrome/browser/ui/cocoa/info_bubble_window.mm
index 31bcc3c0bcb952f60770a775657d842dd89bb6ed..a0b0270522a3152239bdd42f7bd591184320b6a3 100644
--- a/chrome/browser/ui/cocoa/info_bubble_window.mm
+++ b/chrome/browser/ui/cocoa/info_bubble_window.mm
@@ -96,6 +96,7 @@ class AppNotificationBridge : public content::NotificationObserver {
 
 @synthesize delayOnClose = delayOnClose_;
 @synthesize canBecomeKeyWindow = canBecomeKeyWindow_;
+@synthesize enableAnimations = enableAnimations_;
 
 - (id)initWithContentRect:(NSRect)contentRect
                 styleMask:(NSUInteger)aStyle
@@ -111,6 +112,7 @@ class AppNotificationBridge : public content::NotificationObserver {
     [self setHasShadow:YES];
     delayOnClose_ = YES;
     canBecomeKeyWindow_ = YES;
+    enableAnimations_ = YES;
     notificationBridge_.reset(new AppNotificationBridge(self));
 
     // Start invisible. Will be made visible when ordered front.
@@ -158,7 +160,8 @@ class AppNotificationBridge : public content::NotificationObserver {
     // Apply animations to hide self.
     [NSAnimationContext beginGrouping];
     [[NSAnimationContext currentContext]
-        gtm_setDuration:kOrderOutAnimationDuration
+        gtm_setDuration:enableAnimations_ ? kOrderOutAnimationDuration :
+                                            kMinimumTimeInterval
               eventMask:NSLeftMouseUpMask];
     [[self animator] setAlphaValue:0.0];
     [NSAnimationContext endGrouping];
@@ -207,7 +210,8 @@ class AppNotificationBridge : public content::NotificationObserver {
     [NSAnimationContext beginGrouping];
     // The star currently triggers on mouse down, not mouse up.
     [[NSAnimationContext currentContext]
-        gtm_setDuration:kOrderInAnimationDuration
+        gtm_setDuration:enableAnimations_ ? kOrderInAnimationDuration :
+                                            kMinimumTimeInterval
               eventMask:NSLeftMouseUpMask|NSLeftMouseDownMask];
     [[self animator] setAlphaValue:1.0];
     [[self animator] setFrame:frame display:YES];