Support setting mouse cursor icon in Android N.

chrome/android/java/src/org/chromium/chrome/browser/widget/OverviewListLayout.java

Index: chrome/android/java/src/org/chromium/chrome/browser/widget/OverviewListLayout.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/widget/OverviewListLayout.java b/chrome/android/java/src/org/chromium/chrome/browser/widget/OverviewListLayout.java
index 7a9177e75bd49a856249cef8716576e00c849cba..8af0a68cf088931a24d9b8efd8ef24e5b83b0585 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/widget/OverviewListLayout.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/widget/OverviewListLayout.java
@@ -5,7 +5,9 @@
 package org.chromium.chrome.browser.widget;
 
 import android.content.Context;
+import android.os.Build;
 import android.view.LayoutInflater;
+import android.view.PointerIcon;
 import android.view.ViewGroup;
 import android.widget.FrameLayout;
 import android.widget.ListView;
@@ -57,8 +59,12 @@ public class OverviewListLayout extends Layout implements AccessibilityTabModelA
 
         if (container == null || mTabModelWrapper.getParent() != null) return;
 
-        ((ViewGroup) container.findViewById(R.id.overview_list_layout_holder))
-                .addView(mTabModelWrapper);
+        ViewGroup view = (ViewGroup) container.findViewById(R.id.overview_list_layout_holder);
+        view.addView(mTabModelWrapper);
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
+            PointerIcon icon = PointerIcon.getSystemIcon(view.getContext(), PointerIcon.TYPE_ARROW);
+            view.setPointerIcon(icon);
+        }
     }
 
     @Override