[Enhanced Bookmark]Rewrite initialization logic

chrome/android/java/src/org/chromium/chrome/browser/enhancedbookmarks/EnhancedBookmarkDrawerListViewAdapter.java

Index: chrome/android/java/src/org/chromium/chrome/browser/enhancedbookmarks/EnhancedBookmarkDrawerListViewAdapter.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/enhancedbookmarks/EnhancedBookmarkDrawerListViewAdapter.java b/chrome/android/java/src/org/chromium/chrome/browser/enhancedbookmarks/EnhancedBookmarkDrawerListViewAdapter.java
index 30ab95fb7b5538d6187cfd41b50dc2d37b375917..2fd4c8392f1399e82377386f88b7bb88de624f85 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/enhancedbookmarks/EnhancedBookmarkDrawerListViewAdapter.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/enhancedbookmarks/EnhancedBookmarkDrawerListViewAdapter.java
@@ -11,7 +11,6 @@ import android.widget.BaseAdapter;
 import android.widget.TextView;
 
 import org.chromium.chrome.R;
-import org.chromium.chrome.browser.enhancedbookmarks.EnhancedBookmarkManager.UIState;
 import org.chromium.chrome.browser.offlinepages.OfflinePageBridge;
 import org.chromium.components.bookmarks.BookmarkId;
 
@@ -204,9 +203,9 @@ class EnhancedBookmarkDrawerListViewAdapter extends BaseAdapter {
      * Get item position of the given mode.
      */
     int getItemPosition(int state, Object modeDetail) {
-        if (state == UIState.STATE_ALL_BOOKMARKS) {
+        if (state == EnhancedBookmarkUIState.STATE_ALL_BOOKMARKS) {
             return 0;
-        } else if (state == UIState.STATE_FOLDER) {
+        } else if (state == EnhancedBookmarkUIState.STATE_FOLDER) {
             Set<BookmarkId> topLevelFolderParents = new HashSet<>();
             topLevelFolderParents.addAll(mDelegate.getModel().getTopLevelFolderParentIDs());
             topLevelFolderParents.add(mDesktopNodeId);
@@ -224,7 +223,7 @@ class EnhancedBookmarkDrawerListViewAdapter extends BaseAdapter {
                 topFolderId = parentId;
             }
             return positionOfBookmarkId(topFolderId);
-        } else if (state == UIState.STATE_FILTER) {
+        } else if (state == EnhancedBookmarkUIState.STATE_FILTER) {
             EnhancedBookmarkFilter filter = (EnhancedBookmarkFilter) modeDetail;
             return positionOfItem(new Item(filter));
         }