Support setting mouse cursor icon in Android N.

ui/base/cursor/cursors_android.cc

Index: ui/base/cursor/cursors_android.cc
diff --git a/ui/base/cursor/cursors_android.cc b/ui/base/cursor/cursors_android.cc
new file mode 100644
index 0000000000000000000000000000000000000000..b09ddc189e58fe58616843b5e3d369630069eb87
--- /dev/null
+++ b/ui/base/cursor/cursors_android.cc
@@ -0,0 +1,70 @@
+// Copyright 2017 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.
+
+#include "ui/base/cursor/cursors_android.h"
+
+#include "third_party/WebKit/public/platform/WebCursorInfo.h"
+#include "third_party/skia/include/core/SkBitmap.h"
+#include "ui/base/resource/resource_bundle.h"
+#include "ui/gfx/image/image_skia.h"
+#include "ui/resources/grit/ui_resources.h"
+
+using blink::WebCursorInfo;
+
+namespace ui {
+
+bool GetCursorBitmap(int type, SkBitmap* bitmap) {
+  DCHECK(bitmap);
+  int resource_id;
+  switch (type) {
+    case WebCursorInfo::kTypeEastResize:
+      resource_id = IDR_ANDROID_CURSOR_EAST_RESIZE;
+      break;
+    case WebCursorInfo::kTypeNorthResize:
+      resource_id = IDR_ANDROID_CURSOR_NORTH_RESIZE;
+      break;
+    case WebCursorInfo::kTypeNorthEastResize:
+      resource_id = IDR_ANDROID_CURSOR_NORTH_EAST_RESIZE;
+      break;
+    case WebCursorInfo::kTypeNorthWestResize:
+      resource_id = IDR_ANDROID_CURSOR_NORTH_WEST_RESIZE;
+      break;
+    case WebCursorInfo::kTypeSouthResize:
+      resource_id = IDR_ANDROID_CURSOR_SOUTH_RESIZE;
+      break;
+    case WebCursorInfo::kTypeSouthEastResize:
+      resource_id = IDR_ANDROID_CURSOR_SOUTH_EAST_RESIZE;
+      break;
+    case WebCursorInfo::kTypeSouthWestResize:
+      resource_id = IDR_ANDROID_CURSOR_SOUTH_WEST_RESIZE;
+      break;
+    case WebCursorInfo::kTypeWestResize:
+      resource_id = IDR_ANDROID_CURSOR_WEST_RESIZE;
+      break;
+    case WebCursorInfo::kTypeMove:
+      resource_id = IDR_ANDROID_CURSOR_MOVE;
+      break;
+    case WebCursorInfo::kTypeMiddlePanning:
+      resource_id = IDR_ANDROID_CURSOR_MIDDLE_PANNING;
+      break;
+    case WebCursorInfo::kTypeProgress:
+      resource_id = IDR_ANDROID_CURSOR_PROGRESS;
+      break;
+    case WebCursorInfo::kTypeNotAllowed:
+      resource_id = IDR_ANDROID_CURSOR_NOT_ALLOWED;
+      break;
+    default:
+      return false;
+  }
+
+  const SkBitmap* cursor_bitmap = ResourceBundle::GetSharedInstance()
+                                      .GetImageSkiaNamed(resource_id)
+                                      ->bitmap();
+  if (!cursor_bitmap)
+    return false;
+  *bitmap = *cursor_bitmap;
+  return true;
+}
+
+}  // namespace ui