Remove unused Interests code.

chrome/android/java/src/org/chromium/chrome/browser/ntp/interests/InterestsView.java

Index: chrome/android/java/src/org/chromium/chrome/browser/ntp/interests/InterestsView.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/ntp/interests/InterestsView.java b/chrome/android/java/src/org/chromium/chrome/browser/ntp/interests/InterestsView.java
deleted file mode 100644
index 0b0807e6f896ec33dbd08cd4bef96fb45a78af7c..0000000000000000000000000000000000000000
--- a/chrome/android/java/src/org/chromium/chrome/browser/ntp/interests/InterestsView.java
+++ /dev/null
@@ -1,91 +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.ntp.interests;
-
-import android.content.Context;
-import android.graphics.drawable.Drawable;
-import android.util.AttributeSet;
-import android.util.LruCache;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ArrayAdapter;
-import android.widget.FrameLayout;
-import android.widget.GridView;
-
-import org.chromium.base.Promise;
-import org.chromium.chrome.R;
-import org.chromium.chrome.browser.ntp.interests.InterestsItemView.DrawingData;
-import org.chromium.chrome.browser.ntp.interests.InterestsPage.InterestsClickListener;
-import org.chromium.chrome.browser.ntp.interests.InterestsService.Interest;
-
-import java.util.List;
-
-/**
- * Displays a user's Interests in a two column view. A user's Interests are a list of topics (eg.
- * Movies, Artists, Sports Events) that Google Now Context data shows they are interested in.
- */
-public class InterestsView extends FrameLayout {
-    private InterestsClickListener mListener;
-    private GridView mInterestsGrid;
-    private final InterestsListAdapter mAdapter;
-
-    public InterestsView(Context context, AttributeSet attrs) {
-        super(context, attrs);
-        mAdapter = new InterestsListAdapter(context);
-    }
-
-    /**
-     * This must be called before {@link InterestsView setInterests}.
-     * @param listener
-     */
-    public void setListener(InterestsClickListener listener) {
-        mListener = listener;
-    }
-
-    /**
-     * Sets the Interests to display. Must not be called before {@link InterestsView setListener}.
-     * @param interests
-     */
-    public void setInterests(List<Interest> interests) {
-        assert mListener != null;
-        mAdapter.addAll(interests);
-    }
-
-    @Override
-    protected void onFinishInflate() {
-        super.onFinishInflate();
-
-        mInterestsGrid = (GridView) findViewById(R.id.interests_list_view);
-        mInterestsGrid.setAdapter(mAdapter);
-    }
-
-    private class InterestsListAdapter extends ArrayAdapter<Interest> {
-        private final LruCache<String, Promise<Drawable>> mImageCache;
-        private final DrawingData mDrawingData;
-
-        public InterestsListAdapter(Context context) {
-            super(context, 0);
-            mImageCache = new LruCache<>(30);
-            mDrawingData = new InterestsItemView.DrawingData(getContext());
-        }
-
-        @Override
-        public View getView(int position, View convertView, ViewGroup parent) {
-            assert mListener != null;
-
-            Interest interest = getItem(position);
-
-            InterestsItemView view;
-            if (convertView instanceof InterestsItemView) {
-                view = (InterestsItemView) convertView;
-                view.reset(interest);
-            } else {
-                view = new InterestsItemView(getContext(), interest,
-                        mListener, mImageCache, mDrawingData);
-            }
-            return view;
-        }
-    }
-}