Revert of [Android] Make it possible to show Infobar in native pages

ui/android/java/src/org/chromium/ui/UiUtils.java

Index: ui/android/java/src/org/chromium/ui/UiUtils.java
diff --git a/ui/android/java/src/org/chromium/ui/UiUtils.java b/ui/android/java/src/org/chromium/ui/UiUtils.java
index 4522ec45677710936c72f75d01c1bc13776c7cff..b81b994c9941fdfd4fb1bdf5d6bb91d59574cf1e 100644
--- a/ui/android/java/src/org/chromium/ui/UiUtils.java
+++ b/ui/android/java/src/org/chromium/ui/UiUtils.java
@@ -333,16 +333,4 @@
                 ? ContentUriUtils.getContentUriFromFile(context, file)
                 : Uri.fromFile(file);
     }
-
-    /**
-     * Removes the view from its parent {@link ViewGroup}. No-op if the {@link View} is not yet
-     * attached to the view hierarchy.
-     *
-     * @param view The view to be removed from the parent.
-     */
-    public static void removeViewFromParent(View view) {
-        ViewGroup parent = (ViewGroup) view.getParent();
-        if (parent == null) return;
-        parent.removeView(view);
-    }
 }