Manual cherry-pick of "Set Autofill popup text color to dark gray"

crrev.com/8cd9cd17b1b52ef751a5a101189394891d73f351

BUG:19047869
Change-Id: Ibb25040a8b66a7c69f162ada10f9e1563bcd22f1
diff --git a/ui/android/java/res/layout/dropdown_item.xml b/ui/android/java/res/layout/dropdown_item.xml
index 1652fcb..a984071 100644
--- a/ui/android/java/res/layout/dropdown_item.xml
+++ b/ui/android/java/res/layout/dropdown_item.xml
@@ -27,6 +27,7 @@
             android:singleLine="true"
             android:textAlignment="viewStart"
             android:textSize="18sp"
+            android:textColor="#333"
             android:includeFontPadding="false"/>
         <TextView android:id="@+id/dropdown_sublabel"
             android:layout_width="wrap_content"