Update prebuilt SDK to 1540531

Change-Id: Ia2f43869c228f70391a893b723ba75a2df367f6f
diff --git a/current/support/v7/appcompat/res/layout/abc_search_dropdown_item_icons_2line.xml b/current/support/v7/appcompat/res/layout/abc_search_dropdown_item_icons_2line.xml
index 5a29686..7407498 100644
--- a/current/support/v7/appcompat/res/layout/abc_search_dropdown_item_icons_2line.xml
+++ b/current/support/v7/appcompat/res/layout/abc_search_dropdown_item_icons_2line.xml
@@ -24,7 +24,8 @@
 
     <!-- Icons come first in the layout, since their placement doesn't depend on
          the placement of the text views. -->
-    <ImageView android:id="@android:id/icon1"
+    <android.support.v7.internal.widget.TintImageView
+               android:id="@android:id/icon1"
                android:layout_width="@dimen/abc_dropdownitem_icon_width"
                android:layout_height="48dip"
                android:scaleType="centerInside"
@@ -33,7 +34,8 @@
                android:visibility="invisible"
                style="@style/RtlOverlay.Widget.AppCompat.Search.DropDown.Icon1" />
 
-    <ImageView android:id="@+id/edit_query"
+    <android.support.v7.internal.widget.TintImageView
+               android:id="@+id/edit_query"
                android:layout_width="48dip"
                android:layout_height="48dip"
                android:scaleType="centerInside"
@@ -43,7 +45,8 @@
                android:visibility="gone"
                style="@style/RtlOverlay.Widget.AppCompat.Search.DropDown.Query" />
 
-    <ImageView android:id="@id/android:icon2"
+    <android.support.v7.internal.widget.TintImageView
+               android:id="@id/android:icon2"
                android:layout_width="48dip"
                android:layout_height="48dip"
                android:scaleType="centerInside"