diff --git a/packages/flutter/lib/src/rendering/layer.dart b/packages/flutter/lib/src/rendering/layer.dart
index dfbb58b3900..a30d872e3f7 100644
--- a/packages/flutter/lib/src/rendering/layer.dart
+++ b/packages/flutter/lib/src/rendering/layer.dart
@@ -2,7 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-import 'dart:developer';
 import 'dart:ui' as ui show ImageFilter, Picture, SceneBuilder;
 import 'dart:ui' show Offset;
 
@@ -106,9 +105,7 @@ class PictureLayer extends Layer {
 
   @override
   void addToScene(ui.SceneBuilder builder, Offset layerOffset) {
-    Timeline.startSync('PictureLayer::addToScene');
     builder.addPicture(layerOffset, picture);
-    Timeline.finishSync();
   }
 }
 
@@ -123,7 +120,6 @@ class ChildSceneLayer extends Layer {
 
   @override
   void addToScene(ui.SceneBuilder builder, Offset layerOffset) {
-    Timeline.startSync('ChildSceneLayer::addToScene');
     builder.addChildScene(
       offset + layerOffset,
       devicePixelRatio,
@@ -131,7 +127,6 @@ class ChildSceneLayer extends Layer {
       physicalHeight,
       sceneToken.value
     );
-    Timeline.finishSync();
   }
 
   @override
@@ -164,10 +159,8 @@ class PerformanceOverlayLayer extends Layer {
   @override
   void addToScene(ui.SceneBuilder builder, Offset layerOffset) {
     assert(optionsMask != null);
-    Timeline.startSync('PerformanceOverlayLayer::addToScene');
     builder.addPerformanceOverlay(optionsMask, overlayRect.shift(layerOffset));
     builder.setRasterizerTracingThreshold(rasterizerThreshold);
-    Timeline.finishSync();
   }
 }
 
@@ -259,9 +252,7 @@ class ContainerLayer extends Layer {
 
   @override
   void addToScene(ui.SceneBuilder builder, Offset layerOffset) {
-    Timeline.startSync('ContainerLayer::addToScene');
     addChildrenToScene(builder, layerOffset);
-    Timeline.finishSync();
   }
 
   /// Uploads all of this layer's children to the engine
@@ -301,9 +292,7 @@ class OffsetLayer extends ContainerLayer {
 
   @override
   void addToScene(ui.SceneBuilder builder, Offset layerOffset) {
-    Timeline.startSync('OffsetLayer::addToScene');
     addChildrenToScene(builder, offset + layerOffset);
-    Timeline.finishSync();
   }
 
   @override
@@ -325,11 +314,9 @@ class ClipRectLayer extends ContainerLayer {
 
   @override
   void addToScene(ui.SceneBuilder builder, Offset layerOffset) {
-    Timeline.startSync('ClipRectLayer::addToScene');
     builder.pushClipRect(clipRect.shift(layerOffset));
     addChildrenToScene(builder, layerOffset);
     builder.pop();
-    Timeline.finishSync();
   }
 
   @override
@@ -350,11 +337,9 @@ class ClipRRectLayer extends ContainerLayer {
 
   @override
   void addToScene(ui.SceneBuilder builder, Offset layerOffset) {
-    Timeline.startSync('ClipRRectLayer::addToScene');
     builder.pushClipRRect(clipRRect.shift(layerOffset));
     addChildrenToScene(builder, layerOffset);
     builder.pop();
-    Timeline.finishSync();
   }
 
   @override
@@ -375,11 +360,9 @@ class ClipPathLayer extends ContainerLayer {
 
   @override
   void addToScene(ui.SceneBuilder builder, Offset layerOffset) {
-    Timeline.startSync('ClipPathLayer::addToScene');
     builder.pushClipPath(clipPath.shift(layerOffset));
     addChildrenToScene(builder, layerOffset);
     builder.pop();
-    Timeline.finishSync();
   }
 
   @override
@@ -398,13 +381,11 @@ class TransformLayer extends OffsetLayer {
 
   @override
   void addToScene(ui.SceneBuilder builder, Offset layerOffset) {
-    Timeline.startSync('TransformLayer::addToScene');
-    Matrix4 offsetTransform = new Matrix4.identity();
-    offsetTransform.translate(offset.dx + layerOffset.dx, offset.dy + layerOffset.dy);
-    builder.pushTransform((offsetTransform * transform).storage);
+    Matrix4 effectiveTransform = new Matrix4.translationValues(offset.dx + layerOffset.dx, offset.dy + layerOffset.dy, 0.0)
+      ..multiply(transform);
+    builder.pushTransform(effectiveTransform.storage);
     addChildrenToScene(builder, Offset.zero);
     builder.pop();
-    Timeline.finishSync();
   }
 
   @override
@@ -427,11 +408,9 @@ class OpacityLayer extends ContainerLayer {
 
   @override
   void addToScene(ui.SceneBuilder builder, Offset layerOffset) {
-    Timeline.startSync('OpacityLayer::addToScene');
     builder.pushOpacity(alpha);
     addChildrenToScene(builder, layerOffset);
     builder.pop();
-    Timeline.finishSync();
   }
 
   @override
@@ -456,11 +435,9 @@ class ShaderMaskLayer extends ContainerLayer {
 
   @override
   void addToScene(ui.SceneBuilder builder, Offset layerOffset) {
-    Timeline.startSync('ShaderMaskLayer::addToScene');
     builder.pushShaderMask(shader, maskRect.shift(layerOffset), transferMode);
     addChildrenToScene(builder, layerOffset);
     builder.pop();
-    Timeline.finishSync();
   }
 
   @override
@@ -481,10 +458,8 @@ class BackdropFilterLayer extends ContainerLayer {
 
   @override
   void addToScene(ui.SceneBuilder builder, Offset layerOffset) {
-    Timeline.startSync('BackdropFilterLayer::addToScene');
     builder.pushBackdropFilter(filter);
     addChildrenToScene(builder, layerOffset);
     builder.pop();
-    Timeline.finishSync();
   }
 }