🍰 Migrate app shared preferences to ContextUtils.

chrome/android/java/src/org/chromium/chrome/browser/bookmarks/BookmarkUtils.java

Index: chrome/android/java/src/org/chromium/chrome/browser/bookmarks/BookmarkUtils.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/bookmarks/BookmarkUtils.java b/chrome/android/java/src/org/chromium/chrome/browser/bookmarks/BookmarkUtils.java
index 25492ae764684872d5175a2a1cbb436eda25b4dc..16fd04118887ad795bc87c7c25fd34a8a6b79a73 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/bookmarks/BookmarkUtils.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/bookmarks/BookmarkUtils.java
@@ -10,12 +10,12 @@ import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.net.Uri;
-import android.preference.PreferenceManager;
 import android.provider.Browser;
 import android.text.TextUtils;
 
 import org.chromium.base.ApiCompatibilityUtils;
 import org.chromium.base.CommandLine;
+import org.chromium.base.ContextUtils;
 import org.chromium.base.VisibleForTesting;
 import org.chromium.base.metrics.RecordHistogram;
 import org.chromium.base.metrics.RecordUserAction;
@@ -172,7 +172,7 @@ public class BookmarkUtils {
      * {@link #getLastUsedUrl(Context)}
      */
     static void setLastUsedUrl(Context context, String url) {
-        PreferenceManager.getDefaultSharedPreferences(context).edit()
+        ContextUtils.getAppSharedPreferences().edit()
                 .putString(PREF_LAST_USED_URL, url).apply();
     }
 
@@ -181,7 +181,7 @@ public class BookmarkUtils {
      */
     @VisibleForTesting
     static String getLastUsedUrl(Context context) {
-        return PreferenceManager.getDefaultSharedPreferences(context).getString(
+        return ContextUtils.getAppSharedPreferences().getString(
                 PREF_LAST_USED_URL, UrlConstants.BOOKMARKS_URL);
     }
 
@@ -189,7 +189,7 @@ public class BookmarkUtils {
      * Save the last used {@link BookmarkId} as a folder to put new bookmarks to.
      */
     static void setLastUsedParent(Context context, BookmarkId bookmarkId) {
-        PreferenceManager.getDefaultSharedPreferences(context).edit()
+        ContextUtils.getAppSharedPreferences().edit()
                 .putString(PREF_LAST_USED_PARENT, bookmarkId.toString()).apply();
     }
 
@@ -198,7 +198,7 @@ public class BookmarkUtils {
      *         has never selected a parent folder to use.
      */
     static BookmarkId getLastUsedParent(Context context) {
-        SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(context);
+        SharedPreferences preferences = ContextUtils.getAppSharedPreferences();
         if (!preferences.contains(PREF_LAST_USED_PARENT)) return null;
 
         return BookmarkId.getBookmarkIdFromString(