Removing unused SearchSessionManager

Bug: 220922858
Test: Presubmit
Change-Id: I8264a2e9b978a850aa6ce69fcb698b0a3494c6c5
diff --git a/quickstep/src/com/android/launcher3/search/SearchSessionManager.java b/quickstep/src/com/android/launcher3/search/SearchSessionManager.java
deleted file mode 100644
index da85793..0000000
--- a/quickstep/src/com/android/launcher3/search/SearchSessionManager.java
+++ /dev/null
@@ -1,84 +0,0 @@
-/*
- * Copyright (C) 2022 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.search;
-
-import android.app.search.SearchSession;
-import android.content.Context;
-
-import androidx.annotation.IntDef;
-import androidx.annotation.UiThread;
-
-import com.android.launcher3.R;
-import com.android.launcher3.model.data.ItemInfo;
-import com.android.launcher3.util.ResourceBasedOverride;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.util.List;
-
-/** Manages an all apps search session. */
-public class SearchSessionManager implements ResourceBasedOverride {
-
-    /** Entry state for the search session (e.g. from all apps). */
-    @Retention(RetentionPolicy.SOURCE)
-    @IntDef(value = {ZERO_ALLAPPS, ZERO_QSB})
-    public @interface ZeroEntryState {}
-    public static final int ZERO_ALLAPPS = 1;
-    public static final int ZERO_QSB = 2;
-
-    /** Creates a {@link SearchSessionManager} instance. */
-    public static SearchSessionManager newInstance(Context context) {
-        return Overrides.getObject(
-                SearchSessionManager.class, context, R.string.search_session_manager_class);
-    }
-
-    /** The current {@link SearchSession}. */
-    @UiThread
-    public void setSearchSession(SearchSession session) {}
-
-    /** {@code true} if IME is shown. */
-    public void setIsImeShown(boolean value) {}
-
-    /** Returns {@code true} if IME is enabled. */
-    public boolean getIsImeEnabled() {
-        return false;
-    }
-
-    /** The current entry state for search. */
-    public @ZeroEntryState int getEntryState() {
-        return ZERO_ALLAPPS;
-    }
-
-    /**
-     * When user enters all apps surface via tap on home widget, set the state to
-     * {@code #ZERO_QSB}. When user exits, reset to {@code #ZERO_ALLAPPS}
-     */
-    public void setEntryState(@ZeroEntryState int state) {}
-
-    /** This will be called before opening all apps, to prepare zero state suggestions. */
-    public void prepareZeroState() {}
-
-    /** Apply predicted items for the search zero state. */
-    public void setZeroStatePredictedItems(List<ItemInfo> items) {}
-
-    /** Returns {@code true} if the session is valid and should be enabled. */
-    public boolean isValidSession() {
-        return false;
-    }
-
-    /** Called when the search session is destroyed. */
-    public void onDestroy() {}
-}