Clean up tinted ImageView subclasses

chrome/android/java/res/layout/menu_item.xml

Index: chrome/android/java/res/layout/menu_item.xml
diff --git a/chrome/android/java/res/layout/menu_item.xml b/chrome/android/java/res/layout/menu_item.xml
index 3fe96c92acd0223d6051da49e5df5e9fd5dc105f..43468c08363caff5c2d1a7d00407d2f27264d50b 100644
--- a/chrome/android/java/res/layout/menu_item.xml
+++ b/chrome/android/java/res/layout/menu_item.xml
@@ -6,9 +6,11 @@
 -->
 <!-- Layout for each item in the menu popup -->
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:chrome="http://schemas.android.com/apk/res-auto"
     style="@style/AppMenuItem"
     android:layout_width="match_parent"
     android:layout_height="?android:attr/listPreferredItemHeightSmall" >
+
     <TextView
         android:id="@+id/menu_item_text"
         android:textAppearance="?android:attr/textAppearanceLargePopupMenu"
@@ -19,11 +21,13 @@
         android:gravity="center_vertical"
         android:singleLine="true"
         android:paddingEnd="9dp" />
+
     <org.chromium.chrome.browser.appmenu.AppMenuItemIcon
         android:id="@+id/menu_item_icon"
         android:layout_weight="0"
         android:layout_width="wrap_content"
         android:layout_height="match_parent"
         android:layout_gravity="end"
-        android:gravity="center_vertical" />
+        android:gravity="center_vertical"
+        chrome:chrometint="@null" />
 </LinearLayout>