Fix text alignment issue in Chrome iOS' omnibox.

ios/chrome/browser/ui/omnibox/omnibox_text_field_ios.mm

Index: ios/chrome/browser/ui/omnibox/omnibox_text_field_ios.mm
diff --git a/ios/chrome/browser/ui/omnibox/omnibox_text_field_ios.mm b/ios/chrome/browser/ui/omnibox/omnibox_text_field_ios.mm
index 1180cf6b75987b1c03cfa0e5866ef4cccc57d712..ba23da26e3dfb9593e1513a4f62a22e28a8748bf 100644
--- a/ios/chrome/browser/ui/omnibox/omnibox_text_field_ios.mm
+++ b/ios/chrome/browser/ui/omnibox/omnibox_text_field_ios.mm
@@ -284,10 +284,10 @@ NSString* const kOmniboxFadeAnimationKey = @"OmniboxFadeAnimation";
   // ends at the same x coord as the blue selection box.
   CGSize textSize =
       [_preEditStaticLabel.text cr_pixelAlignedSizeWithFont:_font];
-  BOOL isLTR = [self bestTextAlignment] == NSTextAlignmentLeft;
+  // Note, this does not need to support RTL, as URLs are always LTR.
   return textSize.width < _preEditStaticLabel.frame.size.width
-             ? (isLTR ? NSTextAlignmentLeft : NSTextAlignmentRight)
-             : (isLTR ? NSTextAlignmentRight : NSTextAlignmentLeft);
+             ? NSTextAlignmentLeft
+             : NSTextAlignmentRight;
 }
 
 - (void)layoutSubviews {