Clean up ENABLE_KEYBOARD_TRANSITION_SYNC flag.

Fix: 297592348
Flag: NA
Test: manual
Change-Id: I995acd511a3c7ebc630aaac977f8c380ddfa445f

src/com/android/launcher3/Launcher.java

@@ -143,7 +143,6 @@ import com.android.launcher3.allapps.ActivityAllAppsContainerView;
 import com.android.launcher3.allapps.AllAppsRecyclerView;
 import com.android.launcher3.allapps.AllAppsStore;
 import com.android.launcher3.allapps.AllAppsTransitionController;
-import com.android.launcher3.allapps.BaseSearchConfig;
 import com.android.launcher3.allapps.DiscoveryBounce;
 import com.android.launcher3.anim.AnimationSuccessListener;
 import com.android.launcher3.anim.PropertyListBuilder;
@@ -418,7 +417,6 @@ public class Launcher extends StatefulActivity<LauncherState>
     private LauncherState mPrevLauncherState;
 
     private StringCache mStringCache;
-    private BaseSearchConfig mBaseSearchConfig;
     private StartupLatencyLogger mStartupLatencyLogger;
     private CellPosMapper mCellPosMapper = CellPosMapper.DEFAULT;
     private boolean mIsFirstPagePinnedItemEnabled = QSB_ON_FIRST_SCREEN
@@ -532,9 +530,6 @@ public class Launcher extends StatefulActivity<LauncherState>
         mAllAppsController = new AllAppsTransitionController(this);
         mStateManager = new StateManager<>(this, NORMAL);
 
-        // TODO: move the SearchConfig to SearchState when new LauncherState is created.
-        mBaseSearchConfig = new BaseSearchConfig();
-
         setupViews();
 
         mAppWidgetManager = new WidgetManagerHelper(this);
@@ -3316,10 +3311,6 @@ public class Launcher extends StatefulActivity<LauncherState>
         return mOldConfig.orientation;
     }
 
-    public BaseSearchConfig getSearchConfig() {
-        return mBaseSearchConfig;
-    }
-
     /**
      * Returns the CellLayout of the specified container at the specified screen.
      *