--- a/mobile/android/base/java/org/mozilla/gecko/gfx/GeckoLayerClient.java
+++ b/mobile/android/base/java/org/mozilla/gecko/gfx/GeckoLayerClient.java
@@ -13,16 +13,17 @@ import org.mozilla.gecko.gfx.LayerView.D
 import org.mozilla.gecko.Tab;
 import org.mozilla.gecko.Tabs;
 import org.mozilla.gecko.ZoomConstraints;
 import org.mozilla.gecko.EventDispatcher;
 import org.mozilla.gecko.util.FloatUtils;
 import org.mozilla.gecko.AppConstants;
 
 import android.content.Context;
+import android.graphics.Matrix;
 import android.graphics.PointF;
 import android.graphics.RectF;
 import android.os.SystemClock;
 import android.util.DisplayMetrics;
 import android.util.Log;
 import android.view.InputDevice;
 import android.view.MotionEvent;
 import org.json.JSONObject;
@@ -1162,16 +1163,36 @@ class GeckoLayerClient implements LayerV
         PointF layerPoint = new PointF(
                 ((viewPoint.x + origin.x) / zoom) - (geckoOrigin.x / geckoZoom),
                 ((viewPoint.y + origin.y) / zoom) - (geckoOrigin.y / geckoZoom));
 
         return layerPoint;
     }
 
     @Override
+    public Matrix getMatrixForLayerRectToViewRect() {
+        if (!mGeckoIsReady) {
+            return null;
+        }
+
+        ImmutableViewportMetrics viewportMetrics = mViewportMetrics;
+        PointF origin = viewportMetrics.getOrigin();
+        float zoom = viewportMetrics.zoomFactor;
+        ImmutableViewportMetrics geckoViewport = (AppConstants.MOZ_ANDROID_APZ ? mViewportMetrics : mGeckoViewport);
+        PointF geckoOrigin = geckoViewport.getOrigin();
+        float geckoZoom = geckoViewport.zoomFactor;
+
+        Matrix matrix = new Matrix();
+        matrix.postTranslate(geckoOrigin.x / geckoZoom, geckoOrigin.y / geckoZoom);
+        matrix.postScale(zoom, zoom);
+        matrix.postTranslate(-origin.x, -origin.y);
+        return matrix;
+    }
+
+    @Override
     public void setScrollingRootContent(boolean isRootContent) {
         mToolbarAnimator.setScrollingRootContent(isRootContent);
     }
 
     public void addDrawListener(DrawListener listener) {
         mDrawListeners.add(listener);
     }
 

--- a/mobile/android/base/java/org/mozilla/gecko/gfx/LayerView.java
+++ b/mobile/android/base/java/org/mozilla/gecko/gfx/LayerView.java
@@ -20,16 +20,17 @@ import org.mozilla.gecko.GeckoEvent;
 import org.mozilla.gecko.GeckoThread;
 import org.mozilla.gecko.Tab;
 import org.mozilla.gecko.Tabs;
 import org.mozilla.gecko.ZoomConstraints;
 
 import android.content.Context;
 import android.graphics.Canvas;
 import android.graphics.Color;
+import android.graphics.Matrix;
 import android.graphics.Point;
 import android.graphics.PointF;
 import android.graphics.Rect;
 import android.graphics.SurfaceTexture;
 import android.util.AttributeSet;
 import android.view.KeyEvent;
 import android.view.MotionEvent;
 import android.view.SurfaceHolder;
@@ -347,16 +348,20 @@ public class LayerView extends ScrollVie
             mPanZoomController.abortPanning();
         }
     }
 
     public PointF convertViewPointToLayerPoint(PointF viewPoint) {
         return mLayerClient.convertViewPointToLayerPoint(viewPoint);
     }
 
+    public Matrix getMatrixForLayerRectToViewRect() {
+        return mLayerClient.getMatrixForLayerRectToViewRect();
+    }
+
     int getBackgroundColor() {
         return mBackgroundColor;
     }
 
     @Override
     public void setBackgroundColor(int newColor) {
         mBackgroundColor = newColor;
         requestRender();

--- a/mobile/android/base/java/org/mozilla/gecko/gfx/PanZoomTarget.java
+++ b/mobile/android/base/java/org/mozilla/gecko/gfx/PanZoomTarget.java
@@ -2,18 +2,18 @@
  * This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 package org.mozilla.gecko.gfx;
 
 import org.mozilla.gecko.ZoomConstraints;
 
+import android.graphics.Matrix;
 import android.graphics.PointF;
-import android.graphics.RectF;
 
 public interface PanZoomTarget {
     public ImmutableViewportMetrics getViewportMetrics();
     public ZoomConstraints getZoomConstraints();
     public FullScreenState getFullScreenState();
     public PointF getVisibleEndOfLayerView();
 
     public void setAnimationTarget(ImmutableViewportMetrics viewport);
@@ -23,10 +23,11 @@ public interface PanZoomTarget {
     /** This triggers an (asynchronous) viewport update/redraw. */
     public void forceRedraw(DisplayPortMetrics displayPort);
 
     public boolean post(Runnable action);
     public void postRenderTask(RenderTask task);
     public void removeRenderTask(RenderTask task);
     public Object getLock();
     public PointF convertViewPointToLayerPoint(PointF viewPoint);
+    public Matrix getMatrixForLayerRectToViewRect();
     public void setScrollingRootContent(boolean isRootContent);
 }