Good riddance UserEventDispatcher

Bug: 165675920
Bug: 161381246

TL;DR;;
- nano -> lite proto
- add all the missing logs to WW
- pin item related logging fix
- Removed logging for assistant

sgrep "com.android.launcher3.userevent.nano." | cut -f1 -d: | xargs sed -i -e 's/userevent\.nano\./userevent\./g'

Change-Id: Ie2a49fdd891cacbd7ef40a1dc9e41ff0574c7517
diff --git a/src/com/android/launcher3/Hotseat.java b/src/com/android/launcher3/Hotseat.java
index 51f3819..6547b53 100644
--- a/src/com/android/launcher3/Hotseat.java
+++ b/src/com/android/launcher3/Hotseat.java
@@ -16,8 +16,6 @@
 
 package com.android.launcher3;
 
-import static com.android.launcher3.logging.LoggerUtils.newContainerTarget;
-
 import android.content.Context;
 import android.graphics.Rect;
 import android.util.AttributeSet;
@@ -27,14 +25,10 @@
 import android.view.ViewGroup;
 import android.widget.FrameLayout;
 
-import com.android.launcher3.logging.StatsLogUtils.LogContainerProvider;
-import com.android.launcher3.model.data.ItemInfo;
-import com.android.launcher3.userevent.nano.LauncherLogProto;
-import com.android.launcher3.userevent.nano.LauncherLogProto.Target;
-
-import java.util.ArrayList;
-
-public class Hotseat extends CellLayout implements LogContainerProvider, Insettable {
+/**
+ * View class that represents the bottom row of the home screen.
+ */
+public class Hotseat extends CellLayout implements Insettable {
 
     @ViewDebug.ExportedProperty(category = "launcher")
     private boolean mHasVerticalHotseat;
@@ -79,15 +73,6 @@
     }
 
     @Override
-    public void fillInLogContainerData(ItemInfo childInfo, Target child,
-            ArrayList<Target> parents) {
-        child.rank = childInfo.rank;
-        child.gridX = childInfo.cellX;
-        child.gridY = childInfo.cellY;
-        parents.add(newContainerTarget(LauncherLogProto.ContainerType.HOTSEAT));
-    }
-
-    @Override
     public void setInsets(Rect insets) {
         FrameLayout.LayoutParams lp = (FrameLayout.LayoutParams) getLayoutParams();
         DeviceProfile grid = mActivity.getDeviceProfile();