Use a scrollable tab strip on tablets at small widths

chrome/android/java/src/org/chromium/chrome/browser/compositor/overlays/strip/StaticStripStacker.java

Index: chrome/android/java/src/org/chromium/chrome/browser/compositor/overlays/strip/StaticStripStacker.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/compositor/overlays/strip/StaticStripStacker.java b/chrome/android/java/src/org/chromium/chrome/browser/compositor/overlays/strip/StaticStripStacker.java
deleted file mode 100644
index 992b5bde0615544f1f49e1b28ce2757d46780ef9..0000000000000000000000000000000000000000
--- a/chrome/android/java/src/org/chromium/chrome/browser/compositor/overlays/strip/StaticStripStacker.java
+++ /dev/null
@@ -1,66 +0,0 @@
-// 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.overlays.strip;
-
-import org.chromium.chrome.browser.util.MathUtils;
-
-/**
- * A stacker that tells the {@link StripHelper} how to layer the tabs for the
- * {@link StaticLayout}.  This will basically be focused tab in front with tabs cascading
- * back to each side.
- */
-public class StaticStripStacker implements StripStacker {
-    @Override
-    public boolean canShowCloseButton() {
-        return true;
-    }
-
-    @Override
-    public boolean canSlideTitleText() {
-        return true;
-    }
-
-    @Override
-    public void createVisualOrdering(int selectedIndex, StripLayoutTab[] indexOrderedTabs,
-            StripLayoutTab[] outVisualOrderedTabs) {
-        assert indexOrderedTabs.length == outVisualOrderedTabs.length;
-
-        selectedIndex = MathUtils.clamp(selectedIndex, 0, indexOrderedTabs.length);
-
-        int outIndex = 0;
-        for (int i = 0; i < selectedIndex; i++) {
-            outVisualOrderedTabs[outIndex++] = indexOrderedTabs[i];
-        }
-
-        for (int i = indexOrderedTabs.length - 1; i >= selectedIndex; --i) {
-            outVisualOrderedTabs[outIndex++] = indexOrderedTabs[i];
-        }
-    }
-
-    @Override
-    public void performOcclusionPass(int selectedIndex, StripLayoutTab[] indexOrderedTabs) {
-        for (int i = 1; i < indexOrderedTabs.length; i++) {
-            StripLayoutTab prevTab = indexOrderedTabs[i - 1];
-            StripLayoutTab currTab = indexOrderedTabs[i];
-
-            if ((int) prevTab.getDrawY() == (int) currTab.getDrawY()
-                    && (int) prevTab.getDrawX() == (int) currTab.getDrawX()) {
-                if (i <= selectedIndex) {
-                    prevTab.setVisible(false);
-                } else if (i > selectedIndex) {
-                    currTab.setVisible(false);
-                }
-            } else if ((int) prevTab.getDrawX() != (int) currTab.getDrawX()) {
-                if (i <= selectedIndex) {
-                    prevTab.setVisible(true);
-                } else if (i > selectedIndex) {
-                    currTab.setVisible(true);
-                }
-            }
-
-            if (i == selectedIndex) currTab.setVisible(true);
-        }
-    }
-}