Renames file.

app/src/main/res/drawable/ic_arrow_downward_black_24dp.xml → app/src/main/res/drawable/ic_arrow_downward_24dp.xml

@@ -5,7 +5,7 @@
     android:viewportWidth="24.0">
 
     <path
-        android:fillColor="#010101"
+        android:fillColor="#FF010101"
         android:pathData="M20,12l-1.41,-1.41L13,16.17V4h-2v12.17l-5.58,-5.59L4,12l8,8 8,-8z" />
 
 </vector>
\ No newline at end of file

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

@@ -15,7 +15,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_margin="16dp"
-        android:src="@drawable/ic_arrow_downward_black_24dp"
+        android:src="@drawable/ic_arrow_downward_24dp"
         android:theme="@style/Theme.AppCompat"
         android:tint="@color/gray_material"
         android:visibility="invisible"