Short term improvments to the NTP with Chrome Home enabled.

chrome/android/java/src/org/chromium/chrome/browser/ntp/NewTabPageView.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.ntp;
 
 import android.annotation.SuppressLint;
 import android.content.Context;
 import android.content.res.Configuration;
 import android.graphics.Canvas;
@@ skipping 29 matching lines @@
 import org.chromium.chrome.browser.ntp.cards.CardsVariationParameters;
 import org.chromium.chrome.browser.ntp.cards.NewTabPageAdapter;
 import org.chromium.chrome.browser.ntp.cards.NewTabPageRecyclerView;
 import org.chromium.chrome.browser.offlinepages.OfflinePageBridge;
 import org.chromium.chrome.browser.profiles.Profile;
 import org.chromium.chrome.browser.suggestions.SuggestionsUiDelegate;
 import org.chromium.chrome.browser.suggestions.Tile;
 import org.chromium.chrome.browser.suggestions.TileGridLayout;
 import org.chromium.chrome.browser.suggestions.TileGroup;
 import org.chromium.chrome.browser.tab.Tab;
+import org.chromium.chrome.browser.util.FeatureUtilities;
 import org.chromium.chrome.browser.util.MathUtils;
 import org.chromium.chrome.browser.util.ViewUtils;
 import org.chromium.chrome.browser.widget.displaystyle.UiConfig;
 import org.chromium.ui.base.DeviceFormFactor;
 
 import jp.tomorrowkey.android.gifplayer.BaseGifImage;
 
 /**
  * The native new tab page, represented by some basic data such as title and url, and an Android
  * View that displays the page.
@@ skipping 523 matching lines @@
 
     /**
      * @return The percentage that the URL bar is focused during an animation.
      */
     @VisibleForTesting
     float getUrlFocusChangeAnimationPercent() {
         return mUrlFocusChangePercent;
     }
 
     private void onUrlFocusAnimationChanged() {
-        if (mDisableUrlFocusChangeAnimations) return;
+        if (mDisableUrlFocusChangeAnimations || FeatureUtilities.isChromeHomeEnabled()) return;
 
         // Translate so that the search box is at the top, but only upwards.
         float percent = mSearchProviderHasLogo ? mUrlFocusChangePercent : 0;
         int basePosition = mRecyclerView.computeVerticalScrollOffset()
                 + mNewTabPageLayout.getPaddingTop();
         int target = Math.max(basePosition,
                     mSearchBoxView.getBottom() - mSearchBoxView.getPaddingBottom());
 
         mNewTabPageLayout.setTranslationY(percent * (basePosition - target));
     }
@@ skipping 248 matching lines @@
     @Override
     public void onLoadTaskAdded() {
         mPendingLoadTasks++;
     }
 
     @Override
     public void onLoadTaskCompleted() {
         loadTaskCompleted();
     }
 }