[Mac RTL] Fix text alignment in the security bubble.

chrome/browser/ui/cocoa/location_bar/security_state_bubble_decoration.mm

Index: chrome/browser/ui/cocoa/location_bar/security_state_bubble_decoration.mm
diff --git a/chrome/browser/ui/cocoa/location_bar/security_state_bubble_decoration.mm b/chrome/browser/ui/cocoa/location_bar/security_state_bubble_decoration.mm
index 7d105a92fa5fc35b0d3f1cce70832aa3bbb32bf6..63d57f320db196887ba8373d648969414f8225ba 100644
--- a/chrome/browser/ui/cocoa/location_bar/security_state_bubble_decoration.mm
+++ b/chrome/browser/ui/cocoa/location_bar/security_state_bubble_decoration.mm
@@ -80,6 +80,8 @@ SecurityStateBubbleDecoration::SecurityStateBubbleDecoration(
   base::scoped_nsobject<NSMutableParagraphStyle> style(
       [[NSMutableParagraphStyle alloc] init]);
   [style setLineBreakMode:NSLineBreakByClipping];
+  if (cocoa_l10n_util::ShouldDoExperimentalRTLLayout())
+    [style setAlignment:NSRightTextAlignment];
   [attributes_ setObject:style forKey:NSParagraphStyleAttributeName];
   animation_.SetTweenType(gfx::Tween::FAST_OUT_SLOW_IN);
 }