Remove migrateNetworkPredictionPreferences().

chrome/android/java/src/org/chromium/chrome/browser/preferences/privacy/BandwidthType.java

Index: chrome/android/java/src/org/chromium/chrome/browser/preferences/privacy/BandwidthType.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/preferences/privacy/BandwidthType.java b/chrome/android/java/src/org/chromium/chrome/browser/preferences/privacy/BandwidthType.java
deleted file mode 100644
index ef6eb195c02d43bb412bd70fe2c62e136ae3f0f3..0000000000000000000000000000000000000000
--- a/chrome/android/java/src/org/chromium/chrome/browser/preferences/privacy/BandwidthType.java
+++ /dev/null
@@ -1,46 +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.preferences.privacy;
-
-/**
- * Bandwidth options available based on network.
- */
-public enum BandwidthType {
-
-    // Still using "prerender" in the strings for historical reasons: we don't want to break
-    // existing users' settings.
-    NEVER_PRERENDER      ("never_prefetch"),
-    PRERENDER_ON_WIFI    ("prefetch_on_wifi"),
-    ALWAYS_PRERENDER     ("always_prefetch");
-
-    public static final BandwidthType DEFAULT = PRERENDER_ON_WIFI;
-
-    private final String mTitle;
-
-    BandwidthType(String title) {
-        mTitle = title;
-    }
-
-    /**
-     * Returns the title of the bandwidthType.
-     * @return title
-     */
-    public String title() {
-        return mTitle;
-    }
-
-    /**
-     * Get the BandwidthType from the title.
-     * @param title
-     * @return BandwidthType
-     */
-    public static BandwidthType getBandwidthFromTitle(String title) {
-        for (BandwidthType b : BandwidthType.values()) {
-            if (b.mTitle.equals(title)) return b;
-        }
-        assert false;
-        return DEFAULT;
-    }
-}