diff --git a/src/com/android/launcher3/DragSource.java b/src/com/android/launcher3/DragSource.java
index efbb9d7..2fb495f 100644
--- a/src/com/android/launcher3/DragSource.java
+++ b/src/com/android/launcher3/DragSource.java
@@ -19,12 +19,12 @@
 import android.view.View;
 
 import com.android.launcher3.DropTarget.DragObject;
-import com.android.launcher3.logging.UserEventDispatcher.LaunchSourceProvider;
+import com.android.launcher3.logging.UserEventDispatcher.LogContainerProvider;
 
 /**
  * Interface defining an object that can originate a drag.
  */
-public interface DragSource extends LaunchSourceProvider {
+public interface DragSource extends LogContainerProvider {
 
     /**
      * @return whether items dragged from this source supports
diff --git a/src/com/android/launcher3/Hotseat.java b/src/com/android/launcher3/Hotseat.java
index f9424d4..11d6b50 100644
--- a/src/com/android/launcher3/Hotseat.java
+++ b/src/com/android/launcher3/Hotseat.java
@@ -42,7 +42,7 @@
 import com.android.launcher3.userevent.nano.LauncherLogProto.Target;
 
 public class Hotseat extends FrameLayout
-        implements UserEventDispatcher.LaunchSourceProvider {
+        implements UserEventDispatcher.LogContainerProvider {
 
     private CellLayout mContent;
 
@@ -172,7 +172,7 @@
     }
 
     @Override
-    public void fillInLaunchSourceData(View v, ItemInfo info, Target target, Target targetParent) {
+    public void fillInLogContainerData(View v, ItemInfo info, Target target, Target targetParent) {
         target.gridX = info.cellX;
         target.gridY = info.cellY;
         targetParent.containerType = LauncherLogProto.HOTSEAT;
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index d252460..e583be4 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -4256,7 +4256,7 @@
     }
 
     @Override
-    public void fillInLaunchSourceData(View v, ItemInfo info, Target target, Target targetParent) {
+    public void fillInLogContainerData(View v, ItemInfo info, Target target, Target targetParent) {
         target.gridX = info.cellX;
         target.gridY = info.cellY;
         target.pageIndex = getCurrentPage();
diff --git a/src/com/android/launcher3/allapps/AllAppsContainerView.java b/src/com/android/launcher3/allapps/AllAppsContainerView.java
index 77e8ad1..cdd2f1d 100644
--- a/src/com/android/launcher3/allapps/AllAppsContainerView.java
+++ b/src/com/android/launcher3/allapps/AllAppsContainerView.java
@@ -586,7 +586,7 @@
     }
 
     @Override
-    public void fillInLaunchSourceData(View v, ItemInfo info, Target target, Target targetParent) {
+    public void fillInLogContainerData(View v, ItemInfo info, Target target, Target targetParent) {
         targetParent.containerType = mAppsRecyclerView.getContainerType(v);
     }
 
diff --git a/src/com/android/launcher3/dragndrop/AnotherWindowDragSource.java b/src/com/android/launcher3/dragndrop/AnotherWindowDragSource.java
index 156941a..e968f36 100644
--- a/src/com/android/launcher3/dragndrop/AnotherWindowDragSource.java
+++ b/src/com/android/launcher3/dragndrop/AnotherWindowDragSource.java
@@ -70,7 +70,7 @@
     }
 
     @Override
-    public void fillInLaunchSourceData(View v, ItemInfo info, Target target, Target targetParent) {
+    public void fillInLogContainerData(View v, ItemInfo info, Target target, Target targetParent) {
         // TODO: Probably log something
     }
 }
diff --git a/src/com/android/launcher3/folder/Folder.java b/src/com/android/launcher3/folder/Folder.java
index b85d973..7030b66 100644
--- a/src/com/android/launcher3/folder/Folder.java
+++ b/src/com/android/launcher3/folder/Folder.java
@@ -1430,7 +1430,7 @@
     }
 
     @Override
-    public void fillInLaunchSourceData(View v, ItemInfo info, Target target, Target targetParent) {
+    public void fillInLogContainerData(View v, ItemInfo info, Target target, Target targetParent) {
         target.gridX = info.cellX;
         target.gridY = info.cellY;
         target.pageIndex = mContent.getCurrentPage();
diff --git a/src/com/android/launcher3/logging/UserEventDispatcher.java b/src/com/android/launcher3/logging/UserEventDispatcher.java
index 8c702bf..441d8e5 100644
--- a/src/com/android/launcher3/logging/UserEventDispatcher.java
+++ b/src/com/android/launcher3/logging/UserEventDispatcher.java
@@ -48,13 +48,9 @@
     private final boolean mIsVerbose;
 
     /**
-     * TODO: change the name of this interface to LogContainerProvider
-     * and the method name to fillInLogContainerData. Not changed to minimize CL diff
-     * in this branch.
-     *
-     * Implemented by containers to provide a launch source for a given child.
+     * Implemented by containers to provide a container source for a given child.
      */
-    public interface LaunchSourceProvider {
+    public interface LogContainerProvider {
 
         /**
          * Copies data from the source to the destination proto.
@@ -64,13 +60,13 @@
          * @param target       dest of the data
          * @param targetParent dest of the data
          */
-        void fillInLaunchSourceData(View v, ItemInfo info, Target target, Target targetParent);
+        void fillInLogContainerData(View v, ItemInfo info, Target target, Target targetParent);
     }
 
     /**
      * Recursively finds the parent of the given child which implements IconLogInfoProvider
      */
-    public static LaunchSourceProvider getLaunchProviderRecursive(View v) {
+    public static LogContainerProvider getLaunchProviderRecursive(View v) {
         ViewParent parent = null;
 
         if (v != null) {
@@ -82,8 +78,8 @@
         // Optimization to only check up to 5 parents.
         int count = MAXIMUM_VIEW_HIERARCHY_LEVEL;
         while (parent != null && count-- > 0) {
-            if (parent instanceof LaunchSourceProvider) {
-                return (LaunchSourceProvider) parent;
+            if (parent instanceof LogContainerProvider) {
+                return (LogContainerProvider) parent;
             } else {
                 parent = parent.getParent();
             }
@@ -123,12 +119,12 @@
         // Fill in grid(x,y), pageIndex of the child and container type of the parent
         // TODO: make this percolate up the view hierarchy if needed.
         int idx = 0;
-        LaunchSourceProvider provider = getLaunchProviderRecursive(v);
+        LogContainerProvider provider = getLaunchProviderRecursive(v);
         if (v == null || !(v.getTag() instanceof ItemInfo) || provider == null) {
             return null;
         }
         ItemInfo itemInfo = (ItemInfo) v.getTag();
-        provider.fillInLaunchSourceData(v, itemInfo, event.srcTarget[idx], event.srcTarget[idx + 1]);
+        provider.fillInLogContainerData(v, itemInfo, event.srcTarget[idx], event.srcTarget[idx + 1]);
 
         event.srcTarget[idx].intentHash = intent.hashCode();
         ComponentName cn = intent.getComponent();
@@ -181,12 +177,12 @@
     public void logDeepShortcutsOpen(View icon) {
         LauncherEvent event = LoggerUtils.initLauncherEvent(
                 Action.TOUCH, icon, Target.CONTAINER);
-        LaunchSourceProvider provider = getLaunchProviderRecursive(icon);
+        LogContainerProvider provider = getLaunchProviderRecursive(icon);
         if (icon == null && !(icon.getTag() instanceof ItemInfo)) {
             return;
         }
         ItemInfo info = (ItemInfo) icon.getTag();
-        provider.fillInLaunchSourceData(icon, info, event.srcTarget[0], event.srcTarget[1]);
+        provider.fillInLogContainerData(icon, info, event.srcTarget[0], event.srcTarget[1]);
         event.action.touch = Action.LONGPRESS;
         dispatchUserEvent(event, null);
 
@@ -205,11 +201,11 @@
                 dropTargetAsView);
         event.action.touch = Action.DRAGDROP;
 
-        dragObj.dragSource.fillInLaunchSourceData(null, dragObj.originalDragInfo,
+        dragObj.dragSource.fillInLogContainerData(null, dragObj.originalDragInfo,
                 event.srcTarget[0], event.srcTarget[1]);
 
-        if (dropTargetAsView instanceof LaunchSourceProvider) {
-            ((LaunchSourceProvider) dropTargetAsView).fillInLaunchSourceData(null,
+        if (dropTargetAsView instanceof LogContainerProvider) {
+            ((LogContainerProvider) dropTargetAsView).fillInLogContainerData(null,
                     dragObj.dragInfo, event.destTarget[0], event.destTarget[1]);
 
         }
diff --git a/src/com/android/launcher3/shortcuts/DeepShortcutsContainer.java b/src/com/android/launcher3/shortcuts/DeepShortcutsContainer.java
index 31f3823..9f9a99e 100644
--- a/src/com/android/launcher3/shortcuts/DeepShortcutsContainer.java
+++ b/src/com/android/launcher3/shortcuts/DeepShortcutsContainer.java
@@ -506,7 +506,7 @@
     }
 
     @Override
-    public void fillInLaunchSourceData(View v, ItemInfo info, Target target, Target targetParent) {
+    public void fillInLogContainerData(View v, ItemInfo info, Target target, Target targetParent) {
         target.itemType = LauncherLogProto.DEEPSHORTCUT;
         // TODO: add target.rank
         targetParent.containerType = LauncherLogProto.DEEPSHORTCUTS;
diff --git a/src/com/android/launcher3/widget/WidgetsContainerView.java b/src/com/android/launcher3/widget/WidgetsContainerView.java
index 07c8e38..ecc853d 100644
--- a/src/com/android/launcher3/widget/WidgetsContainerView.java
+++ b/src/com/android/launcher3/widget/WidgetsContainerView.java
@@ -338,7 +338,7 @@
     }
 
     @Override
-    public void fillInLaunchSourceData(View v, ItemInfo info, Target target, Target targetParent) {
+    public void fillInLogContainerData(View v, ItemInfo info, Target target, Target targetParent) {
         targetParent.containerType = LauncherLogProto.WIDGETS;
     }
 }
\ No newline at end of file