6 files changed, 35 insertions, 20 deletions
diff --git a/core/java/android/view/DisplayList.java b/core/java/android/view/DisplayList.java
index 0ae36c1..be6f401 100644
--- a/core/java/android/view/DisplayList.java
+++ b/core/java/android/view/DisplayList.java
@@ -122,9 +122,6 @@ import android.graphics.Path;
  * @hide
  */
 public class DisplayList {
-    private boolean mValid;
-    private final long mNativeDisplayList;
-
     /**
      * Flag used when calling
      * {@link HardwareCanvas#drawDisplayList(DisplayList, android.graphics.Rect, int)}
@@ -175,6 +172,10 @@ public class DisplayList {
      */
     public static final int STATUS_DREW = 0x4;
 
+    private boolean mValid;
+    private final long mNativeDisplayList;
+    private HardwareRenderer mRenderer;
+
     private DisplayList(String name) {
         mNativeDisplayList = nCreate();
         nSetDisplayListName(mNativeDisplayList, name);
@@ -233,7 +234,13 @@ public class DisplayList {
         GLES20RecordingCanvas canvas = (GLES20RecordingCanvas) endCanvas;
         canvas.onPostDraw();
         long displayListData = canvas.finishRecording();
-        renderer.swapDisplayListData(mNativeDisplayList, displayListData);
+        if (renderer != mRenderer) {
+            // If we are changing renderers first destroy with the old
+            // renderer, then set with the new one
+            destroyDisplayListData();
+        }
+        mRenderer = renderer;
+        setDisplayListData(displayListData);
         canvas.recycle();
         mValid = true;
     }
@@ -245,14 +252,22 @@ public class DisplayList {
      *
      * @hide
      */
-    public void destroyDisplayListData(HardwareRenderer renderer) {
-        if (renderer == null) {
-            throw new IllegalArgumentException("Cannot destroyDisplayListData with a null renderer");
-        }
-        renderer.swapDisplayListData(mNativeDisplayList, 0);
+    public void destroyDisplayListData() {
+        if (!mValid) return;
+
+        setDisplayListData(0);
+        mRenderer = null;
         mValid = false;
     }
 
+    private void setDisplayListData(long newData) {
+        if (mRenderer != null) {
+            mRenderer.setDisplayListData(mNativeDisplayList, newData);
+        } else {
+            throw new IllegalStateException("Trying to set data without a renderer! data=" + newData);
+        }
+    }
+
     /**
      * Returns whether the display list is currently usable. If this returns false,
      * the display list should be re-recorded prior to replaying it.
@@ -907,6 +922,7 @@ public class DisplayList {
     @Override
     protected void finalize() throws Throwable {
         try {
+            destroyDisplayListData();
             nDestroyDisplayList(mNativeDisplayList);
         } finally {
             super.finalize();
diff --git a/core/java/android/view/GLRenderer.java b/core/java/android/view/GLRenderer.java
index c90e4b0..81f778d 100644
--- a/core/java/android/view/GLRenderer.java
+++ b/core/java/android/view/GLRenderer.java
@@ -1196,10 +1196,10 @@ public class GLRenderer extends HardwareRenderer {
         }
     }
 
-    void swapDisplayListData(long displayList, long newData) {
-        nSwapDisplayListData(displayList, newData);
+    void setDisplayListData(long displayList, long newData) {
+        nSetDisplayListData(displayList, newData);
     }
-    private static native void nSwapDisplayListData(long displayList, long newData);
+    private static native void nSetDisplayListData(long displayList, long newData);
 
     private DisplayList buildDisplayList(View view, HardwareCanvas canvas) {
         if (mDrawDelta <= 0) {
diff --git a/core/java/android/view/HardwareLayer.java b/core/java/android/view/HardwareLayer.java
index c526dd2..46e2690 100644
--- a/core/java/android/view/HardwareLayer.java
+++ b/core/java/android/view/HardwareLayer.java
@@ -88,7 +88,7 @@ final class HardwareLayer {
         }
 
         if (mDisplayList != null) {
-            mDisplayList.destroyDisplayListData(mRenderer);
+            mDisplayList.destroyDisplayListData();
             mDisplayList = null;
         }
         if (mRenderer != null) {
diff --git a/core/java/android/view/HardwareRenderer.java b/core/java/android/view/HardwareRenderer.java
index bcc28e3..34efcf5 100644
--- a/core/java/android/view/HardwareRenderer.java
+++ b/core/java/android/view/HardwareRenderer.java
@@ -562,7 +562,7 @@ public abstract class HardwareRenderer {
         mRequested = requested;
     }
 
-    abstract void swapDisplayListData(long displayList, long newData);
+    abstract void setDisplayListData(long displayList, long newData);
 
     /**
      * Describes a series of frames that should be drawn on screen as a graph.
diff --git a/core/java/android/view/ThreadedRenderer.java b/core/java/android/view/ThreadedRenderer.java
index 3dcfbb3..a1fb123 100644
--- a/core/java/android/view/ThreadedRenderer.java
+++ b/core/java/android/view/ThreadedRenderer.java
@@ -148,8 +148,8 @@ public class ThreadedRenderer extends HardwareRenderer {
     }
 
     @Override
-    void swapDisplayListData(long displayList, long newData) {
-        nSwapDisplayListData(mNativeProxy, displayList, newData);
+    void setDisplayListData(long displayList, long newData) {
+        nSetDisplayListData(mNativeProxy, displayList, newData);
     }
 
     @Override
@@ -257,7 +257,7 @@ public class ThreadedRenderer extends HardwareRenderer {
     private static native boolean nInitialize(long nativeProxy, Surface window);
     private static native void nUpdateSurface(long nativeProxy, Surface window);
     private static native void nSetup(long nativeProxy, int width, int height);
-    private static native void nSwapDisplayListData(long nativeProxy, long displayList,
+    private static native void nSetDisplayListData(long nativeProxy, long displayList,
             long newData);
     private static native void nDrawDisplayList(long nativeProxy, long displayList,
             int dirtyLeft, int dirtyTop, int dirtyRight, int dirtyBottom);
diff --git a/core/java/android/view/View.java b/core/java/android/view/View.java
index 9b45f97..904ec44 100644
--- a/core/java/android/view/View.java
+++ b/core/java/android/view/View.java
@@ -14062,13 +14062,12 @@ public class View implements Drawable.Callback, KeyEvent.Callback,
     }
 
     private void resetDisplayList() {
-        HardwareRenderer renderer = getHardwareRenderer();
         if (mDisplayList != null && mDisplayList.isValid()) {
-            mDisplayList.destroyDisplayListData(renderer);
+            mDisplayList.destroyDisplayListData();
         }
 
         if (mBackgroundDisplayList != null && mBackgroundDisplayList.isValid()) {
-            mBackgroundDisplayList.destroyDisplayListData(renderer);
+            mBackgroundDisplayList.destroyDisplayListData();
         }
     }