diff --git a/src/com/android/launcher3/BaseDraggingActivity.java b/src/com/android/launcher3/BaseDraggingActivity.java
index 9cb8cf2..296fb7a 100644
--- a/src/com/android/launcher3/BaseDraggingActivity.java
+++ b/src/com/android/launcher3/BaseDraggingActivity.java
@@ -45,7 +45,6 @@
 import com.android.launcher3.LauncherSettings.Favorites;
 import com.android.launcher3.logging.InstanceId;
 import com.android.launcher3.logging.InstanceIdSequence;
-import com.android.launcher3.model.AppLaunchTracker;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
 import com.android.launcher3.touch.ItemClickHandler;
@@ -154,8 +153,7 @@
 
     public abstract ActivityOptions getActivityLaunchOptions(View v);
 
-    public boolean startActivitySafely(View v, Intent intent, @Nullable ItemInfo item,
-            @Nullable String sourceContainer) {
+    public boolean startActivitySafely(View v, Intent intent, @Nullable ItemInfo item) {
         if (mIsSafeModeEnabled && !PackageManagerHelper.isSystemApp(this, intent)) {
             Toast.makeText(this, R.string.safemode_shortcut_error, Toast.LENGTH_SHORT).show();
             return false;
@@ -176,17 +174,13 @@
                     && !((WorkspaceItemInfo) item).isPromise();
             if (isShortcut) {
                 // Shortcuts need some special checks due to legacy reasons.
-                startShortcutIntentSafely(intent, optsBundle, item, sourceContainer);
+                startShortcutIntentSafely(intent, optsBundle, item);
             } else if (user == null || user.equals(Process.myUserHandle())) {
                 // Could be launching some bookkeeping activity
                 startActivity(intent, optsBundle);
-                AppLaunchTracker.INSTANCE.get(this).onStartApp(intent.getComponent(),
-                        Process.myUserHandle(), sourceContainer);
             } else {
                 getSystemService(LauncherApps.class).startMainActivity(
                         intent.getComponent(), user, intent.getSourceBounds(), optsBundle);
-                AppLaunchTracker.INSTANCE.get(this).onStartApp(intent.getComponent(), user,
-                        sourceContainer);
             }
             getUserEventDispatcher().logAppLaunch(v, intent, user);
             if (item != null) {
@@ -206,8 +200,7 @@
                 .log(LAUNCHER_APP_LAUNCH_TAP);
     }
 
-    private void startShortcutIntentSafely(Intent intent, Bundle optsBundle, ItemInfo info,
-            @Nullable String sourceContainer) {
+    private void startShortcutIntentSafely(Intent intent, Bundle optsBundle, ItemInfo info) {
         try {
             StrictMode.VmPolicy oldPolicy = StrictMode.getVmPolicy();
             try {
@@ -221,8 +214,6 @@
                     String id = ((WorkspaceItemInfo) info).getDeepShortcutId();
                     String packageName = intent.getPackage();
                     startShortcut(packageName, id, intent.getSourceBounds(), optsBundle, info.user);
-                    AppLaunchTracker.INSTANCE.get(this).onStartShortcut(packageName, id, info.user,
-                            sourceContainer);
                 } else {
                     // Could be launching some bookkeeping activity
                     startActivity(intent, optsBundle);
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index d06ae7a..2bf47fb 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -814,7 +814,7 @@
 
             if (grantResults.length > 0
                     && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
-                startActivitySafely(v, intent, null, null);
+                startActivitySafely(v, intent, null);
             } else {
                 // TODO: Show a snack bar with link to settings
                 Toast.makeText(this, getString(R.string.msg_no_phone_permission,
@@ -1862,13 +1862,12 @@
     }
 
     @Override
-    public boolean startActivitySafely(View v, Intent intent, ItemInfo item,
-            @Nullable String sourceContainer) {
+    public boolean startActivitySafely(View v, Intent intent, ItemInfo item) {
         if (!hasBeenResumed()) {
             // Workaround an issue where the WM launch animation is clobbered when finishing the
             // recents animation into launcher. Defer launching the activity until Launcher is
             // next resumed.
-            addOnResumeCallback(() -> startActivitySafely(v, intent, item, sourceContainer));
+            addOnResumeCallback(() -> startActivitySafely(v, intent, item));
             if (mOnDeferredActivityLaunchCallback != null) {
                 mOnDeferredActivityLaunchCallback.run();
                 mOnDeferredActivityLaunchCallback = null;
@@ -1876,7 +1875,7 @@
             return true;
         }
 
-        boolean success = super.startActivitySafely(v, intent, item, sourceContainer);
+        boolean success = super.startActivitySafely(v, intent, item);
         if (success && v instanceof BubbleTextView) {
             // This is set to the view that launched the activity that navigated the user away
             // from launcher. Since there is no callback for when the activity has finished
diff --git a/src/com/android/launcher3/SecondaryDropTarget.java b/src/com/android/launcher3/SecondaryDropTarget.java
index 499b54f..56875bb 100644
--- a/src/com/android/launcher3/SecondaryDropTarget.java
+++ b/src/com/android/launcher3/SecondaryDropTarget.java
@@ -39,7 +39,7 @@
 import com.android.launcher3.logging.FileLog;
 import com.android.launcher3.logging.LoggerUtils;
 import com.android.launcher3.logging.StatsLogManager;
-import com.android.launcher3.model.AppLaunchTracker;
+import com.android.launcher3.logging.StatsLogManager.StatsLogger;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.ItemInfoWithIcon;
 import com.android.launcher3.model.data.LauncherAppWidgetInfo;
@@ -218,13 +218,16 @@
     public void onDrop(DragObject d, DragOptions options) {
         // Defer onComplete
         d.dragSource = new DeferredOnComplete(d.dragSource, getContext());
+
         super.onDrop(d, options);
+        StatsLogger logger = mStatsLogManager.logger().withInstanceId(d.logInstanceId);
+        if (d.originalDragInfo != null) {
+            logger.withItemInfo(d.originalDragInfo);
+        }
         if (mCurrentAccessibilityAction == UNINSTALL) {
-            mStatsLogManager.logger().withInstanceId(d.logInstanceId)
-                    .log(LAUNCHER_ITEM_DROPPED_ON_UNINSTALL);
+            logger.log(LAUNCHER_ITEM_DROPPED_ON_UNINSTALL);
         } else if (mCurrentAccessibilityAction == DISMISS_PREDICTION) {
-            mStatsLogManager.logger().withInstanceId(d.logInstanceId)
-                    .log(LAUNCHER_ITEM_DROPPED_ON_DONT_SUGGEST);
+            logger.log(LAUNCHER_ITEM_DROPPED_ON_DONT_SUGGEST);
         }
     }
 
@@ -283,8 +286,7 @@
             return null;
         }
         if (mCurrentAccessibilityAction == DISMISS_PREDICTION) {
-            AppLaunchTracker.INSTANCE.get(getContext()).onDismissApp(info.getTargetComponent(),
-                    info.user, AppLaunchTracker.CONTAINER_PREDICTIONS);
+            // We sent the log event, nothing else left to do
             return null;
         }
         // else: mCurrentAccessibilityAction == UNINSTALL
diff --git a/src/com/android/launcher3/allapps/AllAppsGridAdapter.java b/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
index 8ec4d27..d653160 100644
--- a/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
+++ b/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
@@ -41,7 +41,6 @@
 import com.android.launcher3.BubbleTextView;
 import com.android.launcher3.R;
 import com.android.launcher3.allapps.AlphabeticalAppsList.AdapterItem;
-import com.android.launcher3.model.AppLaunchTracker;
 import com.android.launcher3.model.data.AppInfo;
 import com.android.launcher3.util.PackageManagerHelper;
 
@@ -270,7 +269,7 @@
                 View searchMarketView = mLayoutInflater.inflate(R.layout.all_apps_search_market,
                         parent, false);
                 searchMarketView.setOnClickListener(v -> mLauncher.startActivitySafely(
-                        v, mMarketSearchIntent, null, AppLaunchTracker.CONTAINER_SEARCH));
+                        v, mMarketSearchIntent, null));
                 return new ViewHolder(searchMarketView);
             case VIEW_TYPE_ALL_APPS_DIVIDER:
                 return new ViewHolder(mLayoutInflater.inflate(
diff --git a/src/com/android/launcher3/allapps/search/AllAppsSearchBarController.java b/src/com/android/launcher3/allapps/search/AllAppsSearchBarController.java
index ed45749..df1cd26 100644
--- a/src/com/android/launcher3/allapps/search/AllAppsSearchBarController.java
+++ b/src/com/android/launcher3/allapps/search/AllAppsSearchBarController.java
@@ -28,7 +28,6 @@
 import com.android.launcher3.BaseDraggingActivity;
 import com.android.launcher3.ExtendedEditText;
 import com.android.launcher3.Utilities;
-import com.android.launcher3.model.AppLaunchTracker;
 import com.android.launcher3.util.ComponentKey;
 import com.android.launcher3.util.PackageManagerHelper;
 
@@ -112,8 +111,8 @@
             return false;
         }
         return mLauncher.startActivitySafely(v,
-                PackageManagerHelper.getMarketSearchIntent(mLauncher, query), null,
-                AppLaunchTracker.CONTAINER_SEARCH);
+                PackageManagerHelper.getMarketSearchIntent(mLauncher, query), null
+        );
     }
 
     @Override
diff --git a/src/com/android/launcher3/logging/StatsLogManager.java b/src/com/android/launcher3/logging/StatsLogManager.java
index 8e23b65..acf4482 100644
--- a/src/com/android/launcher3/logging/StatsLogManager.java
+++ b/src/com/android/launcher3/logging/StatsLogManager.java
@@ -15,7 +15,6 @@
  */
 package com.android.launcher3.logging;
 
-import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.IGNORE;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_ALLAPPS_CLOSE_DOWN;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_ALLAPPS_OPEN_UP;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_HOME_GESTURE;
@@ -23,8 +22,6 @@
 
 import android.content.Context;
 
-import androidx.annotation.Nullable;
-
 import com.android.launcher3.R;
 import com.android.launcher3.logger.LauncherAtom.ContainerInfo;
 import com.android.launcher3.logger.LauncherAtom.FromState;
@@ -404,19 +401,6 @@
     }
 
     /**
-     * Log an event with ranked-choice information along with package. Does nothing if event.getId()
-     * <= 0.
-     *
-     * @param rankingEvent an enum implementing EventEnum interface.
-     * @param instanceId An identifier obtained from an InstanceIdSequence.
-     * @param packageName the package name of the relevant app, if known (null otherwise).
-     * @param position the position picked.
-     */
-    public void log(EventEnum rankingEvent, InstanceId instanceId, @Nullable String packageName,
-            int position) {
-    }
-
-    /**
      * Logs snapshot, or impression of the current workspace.
      */
     public void logSnapshot() {
diff --git a/src/com/android/launcher3/model/AppLaunchTracker.java b/src/com/android/launcher3/model/AppLaunchTracker.java
index 629a0ee..a93c0dd 100644
--- a/src/com/android/launcher3/model/AppLaunchTracker.java
+++ b/src/com/android/launcher3/model/AppLaunchTracker.java
@@ -17,13 +17,7 @@
 
 import static com.android.launcher3.util.MainThreadInitializedObject.forOverride;
 
-import android.content.ComponentName;
-import android.os.UserHandle;
-
-import androidx.annotation.Nullable;
-
 import com.android.launcher3.R;
-import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
 import com.android.launcher3.util.MainThreadInitializedObject;
 import com.android.launcher3.util.ResourceBasedOverride;
 
@@ -32,28 +26,8 @@
  */
 public class AppLaunchTracker implements ResourceBasedOverride {
 
-    /**
-     * Derived from LauncherEvent proto.
-     * TODO: Use proper descriptive constants
-     */
-    public static final String CONTAINER_DEFAULT = Integer.toString(ContainerType.WORKSPACE);
-    public static final String CONTAINER_ALL_APPS = Integer.toString(ContainerType.ALLAPPS);
-    public static final String CONTAINER_PREDICTIONS = Integer.toString(ContainerType.PREDICTION);
-    public static final String CONTAINER_SEARCH = Integer.toString(ContainerType.SEARCHRESULT);
-    public static final String CONTAINER_OVERVIEW = Integer.toString(ContainerType.OVERVIEW);
-
-
     public static final MainThreadInitializedObject<AppLaunchTracker> INSTANCE =
             forOverride(AppLaunchTracker.class, R.string.app_launch_tracker_class);
 
-    public void onStartShortcut(String packageName, String shortcutId, UserHandle user,
-            @Nullable String container) { }
-
-    public void onStartApp(ComponentName componentName, UserHandle user,
-            @Nullable String container) { }
-
-    public void onDismissApp(ComponentName componentName, UserHandle user,
-             @Nullable String container){}
-
     public void onReturnedToHome() { }
 }
diff --git a/src/com/android/launcher3/model/data/ItemInfo.java b/src/com/android/launcher3/model/data/ItemInfo.java
index 0d3ddad..59233cd 100644
--- a/src/com/android/launcher3/model/data/ItemInfo.java
+++ b/src/com/android/launcher3/model/data/ItemInfo.java
@@ -53,6 +53,7 @@
 import com.android.launcher3.logger.LauncherAtom.ShortcutsContainer;
 import com.android.launcher3.logger.LauncherAtom.TaskSwitcherContainer;
 import com.android.launcher3.model.ModelWriter;
+import com.android.launcher3.shortcuts.ShortcutKey;
 import com.android.launcher3.util.ContentWriter;
 
 import java.util.Optional;
@@ -285,6 +286,13 @@
                                 .orElse(LauncherAtom.Application.newBuilder()));
                 break;
             case ITEM_TYPE_DEEP_SHORTCUT:
+                itemBuilder
+                        .setShortcut(nullableComponent
+                                .map(component -> LauncherAtom.Shortcut.newBuilder()
+                                        .setShortcutName(component.flattenToShortString())
+                                        .setShortcutId(ShortcutKey.fromItemInfo(this).getId()))
+                                .orElse(LauncherAtom.Shortcut.newBuilder()));
+                break;
             case ITEM_TYPE_SHORTCUT:
                 itemBuilder
                         .setShortcut(nullableComponent
diff --git a/src/com/android/launcher3/popup/SystemShortcut.java b/src/com/android/launcher3/popup/SystemShortcut.java
index fd292a3..7998488 100644
--- a/src/com/android/launcher3/popup/SystemShortcut.java
+++ b/src/com/android/launcher3/popup/SystemShortcut.java
@@ -174,7 +174,7 @@
         public void onClick(View view) {
             Intent intent = new PackageManagerHelper(view.getContext()).getMarketIntent(
                     mItemInfo.getTargetComponent().getPackageName());
-            mTarget.startActivitySafely(view, intent, mItemInfo, null);
+            mTarget.startActivitySafely(view, intent, mItemInfo);
             AbstractFloatingView.closeAllOpenViews(mTarget);
         }
     }
diff --git a/src/com/android/launcher3/secondarydisplay/SecondaryDisplayLauncher.java b/src/com/android/launcher3/secondarydisplay/SecondaryDisplayLauncher.java
index 21ad275..a013312 100644
--- a/src/com/android/launcher3/secondarydisplay/SecondaryDisplayLauncher.java
+++ b/src/com/android/launcher3/secondarydisplay/SecondaryDisplayLauncher.java
@@ -15,8 +15,6 @@
  */
 package com.android.launcher3.secondarydisplay;
 
-import static com.android.launcher3.model.AppLaunchTracker.CONTAINER_ALL_APPS;
-
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
 import android.app.ActivityOptions;
@@ -327,7 +325,7 @@
             if (intent == null) {
                 throw new IllegalArgumentException("Input must have a valid intent");
             }
-            startActivitySafely(v, intent, item, CONTAINER_ALL_APPS);
+            startActivitySafely(v, intent, item);
         }
     }
 }
diff --git a/src/com/android/launcher3/touch/ItemClickHandler.java b/src/com/android/launcher3/touch/ItemClickHandler.java
index 8486666..61d6f7d 100644
--- a/src/com/android/launcher3/touch/ItemClickHandler.java
+++ b/src/com/android/launcher3/touch/ItemClickHandler.java
@@ -18,7 +18,6 @@
 import static com.android.launcher3.Launcher.REQUEST_BIND_PENDING_APPWIDGET;
 import static com.android.launcher3.Launcher.REQUEST_RECONFIGURE_APPWIDGET;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_FOLDER_OPEN;
-import static com.android.launcher3.model.AppLaunchTracker.CONTAINER_ALL_APPS;
 import static com.android.launcher3.model.data.ItemInfoWithIcon.FLAG_DISABLED_BY_PUBLISHER;
 import static com.android.launcher3.model.data.ItemInfoWithIcon.FLAG_DISABLED_LOCKED_USER;
 import static com.android.launcher3.model.data.ItemInfoWithIcon.FLAG_DISABLED_QUIET_USER;
@@ -37,8 +36,6 @@
 import android.view.View.OnClickListener;
 import android.widget.Toast;
 
-import androidx.annotation.Nullable;
-
 import com.android.launcher3.BubbleTextView;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherAppWidgetProviderInfo;
@@ -72,13 +69,9 @@
     /**
      * Instance used for click handling on items
      */
-    public static final OnClickListener INSTANCE = getInstance(null);
+    public static final OnClickListener INSTANCE = ItemClickHandler::onClick;
 
-    public static final OnClickListener getInstance(String sourceContainer) {
-        return v -> onClick(v, sourceContainer);
-    }
-
-    private static void onClick(View v, String sourceContainer) {
+    private static void onClick(View v) {
         // Make sure that rogue clicks don't get through while allapps is launching, or after the
         // view has detached (it's possible for this to happen if the view is removed mid touch).
         if (v.getWindowToken() == null) return;
@@ -88,14 +81,14 @@
 
         Object tag = v.getTag();
         if (tag instanceof WorkspaceItemInfo) {
-            onClickAppShortcut(v, (WorkspaceItemInfo) tag, launcher, sourceContainer);
+            onClickAppShortcut(v, (WorkspaceItemInfo) tag, launcher);
         } else if (tag instanceof FolderInfo) {
             if (v instanceof FolderIcon) {
                 onClickFolderIcon(v);
             }
         } else if (tag instanceof AppInfo) {
-            startAppShortcutOrInfoActivity(v, (AppInfo) tag, launcher,
-                    sourceContainer == null ? CONTAINER_ALL_APPS: sourceContainer);
+            startAppShortcutOrInfoActivity(v, (AppInfo) tag, launcher
+            );
         } else if (tag instanceof LauncherAppWidgetInfo) {
             if (v instanceof PendingAppWidgetHostView) {
                 onClickPendingWidget((PendingAppWidgetHostView) v, launcher);
@@ -191,7 +184,7 @@
 
         // Fallback to using custom market intent.
         Intent intent = new PackageManagerHelper(launcher).getMarketIntent(packageName);
-        launcher.startActivitySafely(v, intent, item, null);
+        launcher.startActivitySafely(v, intent, item);
     }
 
     /**
@@ -199,8 +192,7 @@
      *
      * @param v The view that was clicked. Must be a tagged with a {@link WorkspaceItemInfo}.
      */
-    public static void onClickAppShortcut(View v, WorkspaceItemInfo shortcut, Launcher launcher,
-            @Nullable String sourceContainer) {
+    public static void onClickAppShortcut(View v, WorkspaceItemInfo shortcut, Launcher launcher) {
         if (shortcut.isDisabled()) {
             final int disabledFlags = shortcut.runtimeStatusFlags
                     & WorkspaceItemInfo.FLAG_DISABLED_MASK;
@@ -241,11 +233,10 @@
         }
 
         // Start activities
-        startAppShortcutOrInfoActivity(v, shortcut, launcher, sourceContainer);
+        startAppShortcutOrInfoActivity(v, shortcut, launcher);
     }
 
-    private static void startAppShortcutOrInfoActivity(View v, ItemInfo item, Launcher launcher,
-            @Nullable String sourceContainer) {
+    private static void startAppShortcutOrInfoActivity(View v, ItemInfo item, Launcher launcher) {
         TestLogging.recordEvent(
                 TestProtocol.SEQUENCE_MAIN, "start: startAppShortcutOrInfoActivity");
         Intent intent;
@@ -274,6 +265,6 @@
             // Preload the icon to reduce latency b/w swapping the floating view with the original.
             FloatingIconView.fetchIcon(launcher, v, item, true /* isOpening */);
         }
-        launcher.startActivitySafely(v, intent, item, sourceContainer);
+        launcher.startActivitySafely(v, intent, item);
     }
 }
diff --git a/src/com/android/launcher3/views/OptionsPopupView.java b/src/com/android/launcher3/views/OptionsPopupView.java
index d558781..049a1ac 100644
--- a/src/com/android/launcher3/views/OptionsPopupView.java
+++ b/src/com/android/launcher3/views/OptionsPopupView.java
@@ -220,7 +220,7 @@
         if (!TextUtils.isEmpty(pickerPackage)) {
             intent.setPackage(pickerPackage);
         }
-        return launcher.startActivitySafely(v, intent, dummyInfo(intent), null);
+        return launcher.startActivitySafely(v, intent, dummyInfo(intent));
     }
 
     static WorkspaceItemInfo dummyInfo(Intent intent) {