For #1427 - enter multi select mode with single click on favicon in library

app/src/main/java/org/mozilla/fenix/library/bookmarks/viewholders/BookmarkItemViewHolder.kt

@@ -57,5 +57,12 @@ class BookmarkItemViewHolder(
                 true
             } else false
         }
+
+        containerView.iconView.setOnClickListener({
+            when {
+                selected -> interactor.deselect(item)
+                else -> interactor.select(item)
+            }
+        })
     }
 }

app/src/main/java/org/mozilla/fenix/library/history/viewholders/HistoryListItemViewHolder.kt

@@ -35,6 +35,12 @@ class HistoryListItemViewHolder(
             item?.also(historyInteractor::onItemPress)
         }
 
+        itemView.history_layout.iconView.setOnClickListener {
+            item?.apply {
+                historyInteractor.onItemLongPress(this)
+            }
+        }
+
         itemView.delete_button.setOnClickListener {
             when (val mode = this.mode) {
                 HistoryState.Mode.Normal -> historyInteractor.onDeleteAll()