Add debug message to help diagnose a presentation bug.

Bug: 10154780 Change-Id: I0e711a6316cb231ec48fc31d87b8cbd5d857c2f8
2013-08-02 21:11:14 -07:00
parent 7d00affce6
commit 33041bd903
1 changed files with 5 additions and 0 deletions
--- a/services/java/com/android/server/display/DisplayManagerService.java
+++ b/services/java/com/android/server/display/DisplayManagerService.java
@@ -955,6 +955,11 @@ public final class DisplayManagerService extends IDisplayManager.Stub {
        synchronized (mSyncRoot) {
            LogicalDisplay display = mLogicalDisplays.get(displayId);
            if (display != null && display.hasContentLocked() != hasContent) {
+                if (DEBUG) {
+                    Slog.d(TAG, "Display " + displayId + " hasContent flag changed: "
+                            + "hasContent=" + hasContent + ", inTraversal=" + inTraversal);
+                }
+
                display.setHasContentLocked(hasContent);
                scheduleTraversalLocked(inTraversal);
            }