diff --git a/core/java/android/view/ViewRootImpl.java b/core/java/android/view/ViewRootImpl.java
index b7a2aa0b01748..c57d177a02e00 100644
--- a/core/java/android/view/ViewRootImpl.java
+++ b/core/java/android/view/ViewRootImpl.java
@@ -2895,6 +2895,14 @@ public final class ViewRootImpl implements ViewParent,
 
         if (mFirst || windowShouldResize || viewVisibilityChanged || params != null
                 || mForceNextWindowRelayout) {
+            if (Trace.isTagEnabled(Trace.TRACE_TAG_VIEW)) {
+                Trace.traceBegin(Trace.TRACE_TAG_VIEW,
+                        TextUtils.formatSimple("relayoutWindow#"
+                                        + "first=%b/resize=%b/vis=%b/params=%b/force=%b",
+                                mFirst, windowShouldResize, viewVisibilityChanged, params != null,
+                                mForceNextWindowRelayout));
+            }
+
             mForceNextWindowRelayout = false;
 
             // If this window is giving internal insets to the window manager, then we want to first
@@ -3085,6 +3093,10 @@ public final class ViewRootImpl implements ViewParent,
                     }
                 }
             } catch (RemoteException e) {
+            } finally {
+                if (Trace.isTagEnabled(Trace.TRACE_TAG_VIEW)) {
+                    Trace.traceEnd(Trace.TRACE_TAG_VIEW);
+                }
             }
 
             if (DEBUG_ORIENTATION) Log.v(