5 files changed, 23 insertions, 5 deletions
diff --git a/core/java/android/view/GLES20Canvas.java b/core/java/android/view/GLES20Canvas.java
index 748ec0c..fa4dd25 100644
--- a/core/java/android/view/GLES20Canvas.java
+++ b/core/java/android/view/GLES20Canvas.java
@@ -378,6 +378,12 @@ class GLES20Canvas extends HardwareCanvas {
 
     private static native int nGetDisplayListSize(int displayList);
 
+    static void setDisplayListName(int displayList, String name) {
+        nSetDisplayListName(displayList, name);
+    }
+
+    private static native void nSetDisplayListName(int displayList, String name);
+
     @Override
     public boolean drawDisplayList(DisplayList displayList, int width, int height, Rect dirty) {
         return nDrawDisplayList(mRenderer,
diff --git a/core/java/android/view/GLES20DisplayList.java b/core/java/android/view/GLES20DisplayList.java
index 0cb9449..969c9ab 100644
--- a/core/java/android/view/GLES20DisplayList.java
+++ b/core/java/android/view/GLES20DisplayList.java
@@ -31,10 +31,17 @@ class GLES20DisplayList extends DisplayList {
     private GLES20RecordingCanvas mCanvas;
     private boolean mValid;
 
+    // Used for debugging
+    private final String mName;
+
     // The native display list will be destroyed when this object dies.
     // DO NOT overwrite this reference once it is set.
     private DisplayListFinalizer mFinalizer;
 
+    GLES20DisplayList(String name) {
+        mName = name;
+    }
+
     int getNativeDisplayList() {
         if (!mValid || mFinalizer == null) {
             throw new IllegalStateException("The display list is not valid.");
@@ -75,6 +82,7 @@ class GLES20DisplayList extends DisplayList {
                 mCanvas.end(mFinalizer.mNativeDisplayList);
             } else {
                 mFinalizer = new DisplayListFinalizer(mCanvas.end(0));
+                GLES20Canvas.setDisplayListName(mFinalizer.mNativeDisplayList, mName);
             }
             mCanvas.recycle();
             mCanvas = null;
diff --git a/core/java/android/view/HardwareRenderer.java b/core/java/android/view/HardwareRenderer.java
index e0749de..9e8a228 100644
--- a/core/java/android/view/HardwareRenderer.java
+++ b/core/java/android/view/HardwareRenderer.java
@@ -283,9 +283,12 @@ public abstract class HardwareRenderer {
      * Creates a new display list that can be used to record batches of
      * drawing operations.
      * 
+     * @param name The name of the display list, used for debugging purpose.
+     *             May be null
+     * 
      * @return A new display list.
      */
-    public abstract DisplayList createDisplayList();
+    public abstract DisplayList createDisplayList(String name);
 
     /**
      * Creates a new hardware layer. A hardware layer built by calling this
@@ -1094,8 +1097,8 @@ public abstract class HardwareRenderer {
         }
 
         @Override
-        public DisplayList createDisplayList() {
-            return new GLES20DisplayList();
+        public DisplayList createDisplayList(String name) {
+            return new GLES20DisplayList(name);
         }
 
         @Override
diff --git a/core/java/android/view/View.java b/core/java/android/view/View.java
index 39f603d..f929a9e 100644
--- a/core/java/android/view/View.java
+++ b/core/java/android/view/View.java
@@ -10374,7 +10374,8 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
             // we copy in child display lists into ours in drawChild()
             mRecreateDisplayList = true;
             if (mDisplayList == null) {
-                mDisplayList = mAttachInfo.mHardwareRenderer.createDisplayList();
+                final String name = getClass().getSimpleName();
+                mDisplayList = mAttachInfo.mHardwareRenderer.createDisplayList(name);
                 // If we're creating a new display list, make sure our parent gets invalidated
                 // since they will need to recreate their display list to account for this
                 // new child display list.
diff --git a/core/java/android/widget/TextView.java b/core/java/android/widget/TextView.java
index 3ce0a3e..8d31460 100644
--- a/core/java/android/widget/TextView.java
+++ b/core/java/android/widget/TextView.java
@@ -5022,7 +5022,7 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
             if (mTextDisplayList == null || !mTextDisplayList.isValid() ||
                     !mTextDisplayListIsValid) {
                 if (mTextDisplayList == null) {
-                    mTextDisplayList = getHardwareRenderer().createDisplayList();
+                    mTextDisplayList = getHardwareRenderer().createDisplayList("Text");
                 }
 
                 final HardwareCanvas hardwareCanvas = mTextDisplayList.start();