Support setting mouse cursor icon in Android N.

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

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 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;
 
 import org.chromium.base.VisibleForTesting;
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.compositor.layouts.Layout;
 import org.chromium.chrome.browser.compositor.layouts.LayoutRenderHost;
 import org.chromium.chrome.browser.compositor.layouts.LayoutUpdateHost;
 import org.chromium.chrome.browser.compositor.layouts.content.TabContentManager;
@@ skipping 31 matching lines @@
             mTabModelWrapper =
                     (AccessibilityTabModelWrapper) LayoutInflater.from(container.getContext())
                             .inflate(R.layout.accessibility_tab_switcher, null);
             mTabModelWrapper.setup(this);
             mTabModelWrapper.setTabModelSelector(mTabModelSelector);
             adjustForFullscreen();
         }
 
         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
     public ViewportMode getViewportMode() {
         return ViewportMode.ALWAYS_FULLSCREEN;
     }
 
     @Override
     protected void notifySizeChanged(float width, float height, int orientation) {
         adjustForFullscreen();
@@ skipping 125 matching lines @@
     @Override
     protected EventFilter getEventFilter() {
         return mBlackHoleEventFilter;
     }
 
     @Override
     protected SceneLayer getSceneLayer() {
         return mSceneLayer;
     }
 }