Use material icon

Author: litetex

app/src/main/java/org/schabi/newpipe/util/ServiceHelper.java

@@ -31,7 +31,7 @@ private ServiceHelper() { }
     public static int getIcon(final int serviceId) {
         switch (serviceId) {
             case 0:
-                return R.drawable.ic_placeholder_yt;
+                return R.drawable.ic_smart_display;
             case 1:
                 return R.drawable.ic_placeholder_cloud;
             case 2:

app/src/main/res/drawable/ic_placeholder_yt.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:height="24dp"
+    android:width="24dp"
+    android:viewportHeight="24"
+    android:viewportWidth="24"
+    android:tint="@color/defaultIconTint">
+    <path
+        android:pathData="M20 4H4c-1.1 0-2 .9-2 2v12c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V6c0-1.1-.9-2-2-2zM9.5 16.5v-9l7 4.5-7 4.5z"
+        android:fillColor="#FF000000"/>
+</vector>

app/src/main/res/drawable/ic_smart_display.xml

@@ -86,7 +86,7 @@
                     android:scaleType="fitCenter"
                     app:tint="@color/drawer_header_font_color"
                     tools:ignore="ContentDescription"
-                    tools:srcCompat="@drawable/ic_placeholder_yt" />
+                    tools:srcCompat="@drawable/ic_smart_display" />
 
                 <org.schabi.newpipe.views.NewPipeTextView
                     android:id="@+id/drawer_header_service_view"