Permissions/Mac: Fix missing right padding for Cocoa permission prompt bubbles.

chrome/browser/ui/cocoa/permission_bubble/permission_bubble_controller.mm

Index: chrome/browser/ui/cocoa/permission_bubble/permission_bubble_controller.mm
diff --git a/chrome/browser/ui/cocoa/permission_bubble/permission_bubble_controller.mm b/chrome/browser/ui/cocoa/permission_bubble/permission_bubble_controller.mm
index 11932109087d82ef940be27019c5b1c12cd82fbf..339f2ebe013e9950b5a451b5260c8562807a7b53 100644
--- a/chrome/browser/ui/cocoa/permission_bubble/permission_bubble_controller.mm
+++ b/chrome/browser/ui/cocoa/permission_bubble/permission_bubble_controller.mm
@@ -409,8 +409,10 @@ const NSInteger kFullscreenLeftOffset = 40;
                           NSWidth([closeButton frame]) +
                           chrome_style::kCloseButtonPadding;
 
-  bubbleFrame.size.width = std::max(
-      NSWidth(bubbleFrame), std::max(titleRowWidth, maxPermissionLineWidth));
+  bubbleFrame.size.width =
+      std::max(NSWidth(bubbleFrame),
+               std::max(titleRowWidth, maxPermissionLineWidth)) +
+      kHorizontalPadding;
 
   // Now that the bubble's dimensions have been set, lay out the buttons and
   // menus.