Upstream oodles of Chrome for Android code into Chromium.

chrome/android/java_staging/src/org/chromium/chrome/browser/compositor/resources/StaticResourcePreloads.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.compositor.resources;
+
+import android.content.Context;
+
+import com.google.android.apps.chrome.R;
+
+import org.chromium.base.annotations.SuppressFBWarnings;
+import org.chromium.ui.base.DeviceFormFactor;
+
+/**
+ * Tracks all high priority resources that should be loaded at startup to be used by CC layers.
+ * TODO(dtrainor): Add the high priority and low priority resources here as they get ported over.
+ */
+public class StaticResourcePreloads {
+    /** A list of resources to load synchronously once the compositor is initialized. */
+    private static int[] sSynchronousResources = new int[] {
+            R.drawable.bg_tabstrip_tab, R.drawable.bg_tabstrip_background_tab,
+            R.drawable.btn_tab_close_normal, R.drawable.btn_tab_close_white_normal,
+            R.drawable.btn_tab_close_pressed, R.drawable.btn_tabstrip_new_tab_normal,
+            R.drawable.btn_tabstrip_new_incognito_tab_normal,
+            R.drawable.btn_tabstrip_new_tab_pressed, R.drawable.spinner, R.drawable.spinner_white,
+    };
+
+    /** A list of resources to load asynchronously once the compositor is initialized. */
+    private static int[] sAsynchronousResources = new int[] {R.drawable.logo_card_back,
+            R.drawable.btn_tabstrip_switch_normal, R.drawable.btn_tabstrip_switch_incognito};
+
+    private static int[] sEmptyList = new int[] {};
+
+    public static int[] getSynchronousResources(Context context) {
+        return DeviceFormFactor.isTablet(context) ? sSynchronousResources : sEmptyList;
+    }
+
+    @SuppressFBWarnings("MS_EXPOSE_REP")
+    public static int[] getAsynchronousResources() {
+        return sAsynchronousResources;
+    }
+}