Debugger: Fix trace service for tracing on startup in block mode

Don't call QDeclarativeDebugTrace::instance() inside messageReceived,
since messageReceived() will be called for the first message while
the constructor is still running.

Also add proper autotests for qdeclarativedebugtrace.

Change-Id: Ic37d077d93ad4957fb21035abe40b2d281278314
Reviewed-by: Christiaan Janssen <christiaan.janssen@nokia.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/src/declarative/debugger/qdeclarativedebugtrace.cpp b/src/declarative/debugger/qdeclarativedebugtrace.cpp
index aed7866da2..c7987d704f 100644
--- a/src/declarative/debugger/qdeclarativedebugtrace.cpp
+++ b/src/declarative/debugger/qdeclarativedebugtrace.cpp
@@ -275,9 +275,9 @@ void QDeclarativeDebugTrace::messageReceived(const QByteArray &message)
     if (m_enabled != enabled) {
         if (enabled) {
             m_enabled = true;
-            addEvent(StartTrace);
+            addEventImpl(StartTrace);
         } else {
-            addEvent(EndTrace);
+            addEventImpl(EndTrace);
             m_enabled = false;
             sendMessages();
         }