Migrate from Plugin SearchTarget to API search Target [1/3]

Setup architecture for separation between aosp and quickstep search as setup for switch to android.app.SearchTarget

Bug: 177223401
Test: manual
Change-Id: Iefd069a34d5e5551bf731e9171958e93377774aa

src/com/android/launcher3/allapps/search/DefaultSearchAdapterProvider.java

@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.launcher3.allapps.search;
+
+import android.view.LayoutInflater;
+import android.view.ViewGroup;
+
+import com.android.launcher3.BaseDraggingActivity;
+import com.android.launcher3.allapps.AllAppsGridAdapter;
+
+/**
+ * Provides views for local search results
+ */
+public class DefaultSearchAdapterProvider extends SearchAdapterProvider {
+
+    public DefaultSearchAdapterProvider(BaseDraggingActivity launcher) {
+        super(launcher);
+    }
+
+    @Override
+    public void onBindView(AllAppsGridAdapter.ViewHolder holder, int position) {
+
+    }
+
+    @Override
+    public boolean isSearchView(int viewType) {
+        return false;
+    }
+
+    @Override
+    public AllAppsGridAdapter.ViewHolder onCreateViewHolder(LayoutInflater layoutInflater,
+            ViewGroup parent, int viewType) {
+        return null;
+    }
+
+    @Override
+    public boolean onAdapterItemSelected(AllAppsGridAdapter.AdapterItem focusedItem) {
+        return false;
+    }
+}