Ref #8417: Hide "Not Secure" label when tab location view is too small

Also shrinks the placeholder label to fit since it can sometimes get truncated in compact configurations

Sources/Brave/Frontend/Browser/Toolbars/UrlBar/TabLocationView.swift

@@ -79,7 +79,7 @@ class TabLocationView: UIView {
     var title = AttributedString(Strings.tabToolbarNotSecureTitle)
     title.font = .preferredFont(forTextStyle: .subheadline, compatibleWith: clampedTraitCollection)
 
-    let isTitleVisible = !traitCollection.preferredContentSizeCategory.isAccessibilityCategory
+    let isTitleVisible = !traitCollection.preferredContentSizeCategory.isAccessibilityCategory && bounds.width > 200
 
     switch secureContentState {
     case .localhost, .secure:
@@ -226,6 +226,8 @@ class TabLocationView: UIView {
   private let placeholderLabel = UILabel().then {
     $0.text = Strings.tabToolbarSearchAddressPlaceholderText
     $0.isHidden = true
+    $0.adjustsFontSizeToFitWidth = true
+    $0.minimumScaleFactor = 0.5
   }
 
   // A layout guide defining the available space for the URL itself
@@ -366,6 +368,12 @@ class TabLocationView: UIView {
     }
   }
 
+  override func layoutSubviews() {
+    super.layoutSubviews()
+
+    secureContentStateButton?.setNeedsUpdateConfiguration()
+  }
+
   private func updateForTraitCollection() {
     let clampedTraitCollection = traitCollection.clampingSizeCategory(maximum: .accessibilityLarge)
     let toolbarTraitCollection = UITraitCollection(preferredContentSizeCategory: traitCollection.toolbarButtonContentSizeCategory)