Closes #24741: add top padding for download and bookmark fragment

app/src/main/res/layout/component_bookmark.xml

@@ -17,11 +17,13 @@
             android:id="@+id/bookmark_list"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
+            android:clipToPadding="false"
+            android:paddingTop="8dp"
+            android:scrollbars="vertical"
             app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toTopOf="parent"
-            android:scrollbars="vertical"
             tools:listitem="@layout/library_site_item" />
 
         <TextView

app/src/main/res/layout/component_downloads.xml

@@ -2,23 +2,23 @@
 <!-- This Source Code Form is subject to the terms of the Mozilla Public
    - License, v. 2.0. If a copy of the MPL was not distributed with this
    - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
-<androidx.constraintlayout.widget.ConstraintLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:id="@+id/download_wrapper"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
+
     <ProgressBar
         android:id="@+id/progress_bar"
         style="@style/Widget.AppCompat.ProgressBar.Horizontal"
         android:layout_width="match_parent"
         android:layout_height="8dp"
+        android:indeterminate="true"
         android:translationY="-3dp"
         android:visibility="gone"
-        android:indeterminate="true"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintStart_toStartOf="parent" />
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
 
     <TextView
         android:id="@+id/download_empty_view"
@@ -29,21 +29,23 @@
         android:textColor="?attr/textSecondary"
         android:textSize="16sp"
         android:visibility="gone"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent" />
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
 
     <androidx.swiperefreshlayout.widget.SwipeRefreshLayout
         android:id="@+id/swipe_refresh"
         android:layout_width="match_parent"
-        android:layout_height="match_parent" >
+        android:layout_height="match_parent">
 
         <androidx.recyclerview.widget.RecyclerView
             android:id="@+id/download_list"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
+            android:clipToPadding="false"
+            android:paddingTop="8dp"
             android:scrollbars="vertical"
-            tools:listitem="@layout/download_list_item"/>
+            tools:listitem="@layout/download_list_item" />
     </androidx.swiperefreshlayout.widget.SwipeRefreshLayout>
 </androidx.constraintlayout.widget.ConstraintLayout>