[Android Bookmark] Remove all bookmark section from bookmark manager

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

Index: chrome/android/java/src/org/chromium/chrome/browser/bookmarks/BookmarkDrawerListViewAdapter.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/bookmarks/BookmarkDrawerListViewAdapter.java b/chrome/android/java/src/org/chromium/chrome/browser/bookmarks/BookmarkDrawerListViewAdapter.java
index 995c5460666efe8bae25f930e6ddbc0986788714..0086b5788e05f8a2b4f484aa223d3affff1867a2 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/bookmarks/BookmarkDrawerListViewAdapter.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/bookmarks/BookmarkDrawerListViewAdapter.java
@@ -23,9 +23,8 @@ import java.util.Set;
  */
 class BookmarkDrawerListViewAdapter extends BaseAdapter {
     static final int TYPE_FOLDER = 0;
-    static final int TYPE_ALL_ITEMS = -1;
-    static final int TYPE_DIVIDER = -2;
-    static final int TYPE_FOLDERS_TITLE = -3;
+    static final int TYPE_DIVIDER = -1;
+    static final int TYPE_FOLDERS_TITLE = -2;
 
     static final int VIEW_TYPE_ITEM = 0;
     static final int VIEW_TYPE_DIVIDER = 1;
@@ -33,10 +32,9 @@ class BookmarkDrawerListViewAdapter extends BaseAdapter {
 
     private BookmarkDelegate mDelegate;
     private List<Item> mTopSection = new ArrayList<Item>();
-    private List<Item> mMiddleSection = new ArrayList<Item>();
     private List<Item> mBottomSection = new ArrayList<Item>();
     // array containing the order of sections
-    private List<?>[] mSections = {mTopSection, mMiddleSection, mBottomSection};
+    private List<?>[] mSections = {mTopSection, mBottomSection};
 
     private BookmarkId mDesktopNodeId = null;
     private BookmarkId mMobileNodeId = null;
@@ -91,8 +89,6 @@ class BookmarkDrawerListViewAdapter extends BaseAdapter {
 
     private void repopulateTopSection() {
         mTopSection.clear();
-        mTopSection.add(new Item(TYPE_ALL_ITEMS));
-
         if (mDelegate.getModel().isFolderVisible(mMobileNodeId)) {
             mTopSection.add(new Item(mMobileNodeId));
         }
@@ -102,7 +98,6 @@ class BookmarkDrawerListViewAdapter extends BaseAdapter {
         if (mDelegate.getModel().isFolderVisible(mOthersNodeId)) {
             mTopSection.add(new Item(mOthersNodeId));
         }
-
         if (mManagedAndPartnerFolderIds != null) {
             for (BookmarkId id : mManagedAndPartnerFolderIds) {
                 mTopSection.add(new Item(id));
@@ -125,17 +120,17 @@ class BookmarkDrawerListViewAdapter extends BaseAdapter {
      * Sets folders to show.
      */
     void setTopFolders(List<BookmarkId> folders) {
-        mMiddleSection.clear();
+        mBottomSection.clear();
 
         if (folders.size() > 0) {
             // Add a divider and title to the top of the section.
-            mMiddleSection.add(new Item(TYPE_DIVIDER));
-            mMiddleSection.add(new Item(TYPE_FOLDERS_TITLE));
+            mBottomSection.add(new Item(TYPE_DIVIDER));
+            mBottomSection.add(new Item(TYPE_FOLDERS_TITLE));
         }
 
         // Add the rest of the items.
         for (BookmarkId id : folders) {
-            mMiddleSection.add(new Item(id));
+            mBottomSection.add(new Item(id));
         }
     }
 
@@ -144,7 +139,6 @@ class BookmarkDrawerListViewAdapter extends BaseAdapter {
      */
     void clear() {
         mTopSection.clear();
-        mMiddleSection.clear();
         mBottomSection.clear();
     }
 
@@ -184,9 +178,7 @@ class BookmarkDrawerListViewAdapter extends BaseAdapter {
      * Get item position of the given mode.
      */
     int getItemPosition(int state, Object modeDetail) {
-        if (state == BookmarkUIState.STATE_ALL_BOOKMARKS) {
-            return 0;
-        } else if (state == BookmarkUIState.STATE_FOLDER) {
+        if (state == BookmarkUIState.STATE_FOLDER) {
             Set<BookmarkId> topLevelFolderParents = new HashSet<>();
             topLevelFolderParents.addAll(mDelegate.getModel().getTopLevelFolderParentIDs());
             topLevelFolderParents.add(mDesktopNodeId);
@@ -303,11 +295,6 @@ class BookmarkDrawerListViewAdapter extends BaseAdapter {
         int iconDrawableId;
 
         switch (item.mType) {
-            case TYPE_ALL_ITEMS:
-                title = listItemView.getContext().getResources().getString(
-                        R.string.bookmark_drawer_all_items);
-                iconDrawableId = R.drawable.btn_star;
-                break;
             case TYPE_FOLDER:
                 title = mDelegate.getModel().getBookmarkById(item.mFolderId).getTitle();
                 if (mManagedAndPartnerFolderIds != null