V8Debugging: Set Isolate when sending debug messages to v8

Pass the Isolate used for setting the DebugMessageDispatchHandler
to SendDebugMessage. This is to ensure that the proper dispatch
handler is called since the Debugger is per Isolate.

Change-Id: I4497155b90d4b678a5c4116859269892441ce70e
Reviewed-by: Kai Koehne <kai.koehne@digia.com>

1 files changed, 8 insertions, 2 deletions

diff --git a/src/qml/debugger/qv8debugservice.cpp b/src/qml/debugger/qv8debugservice.cpp
index f41907a032..9045b4b50e 100644
--- a/src/qml/debugger/qv8debugservice.cpp
+++ b/src/qml/debugger/qv8debugservice.cpp
@@ -107,7 +107,8 @@ class QV8DebugServicePrivate : public QQmlDebugServicePrivate
 {
 public:
     QV8DebugServicePrivate()
-        : engine(0)
+        : engine(0),
+          debugIsolate(0)
     {
     }
 
@@ -119,6 +120,7 @@ public:
     QWaitCondition initializeCondition;
     QStringList breakOnSignals;
     const QV8Engine *engine;
+    v8::Isolate *debugIsolate;
 };
 
 QV8DebugService::QV8DebugService(QObject *parent)
@@ -186,6 +188,9 @@ void QV8DebugService::signalEmitted(const QString &signal)
 // executed in the gui thread
 void QV8DebugService::init()
 {
+    Q_D(QV8DebugService);
+    if (!d->debugIsolate)
+        d->debugIsolate = v8::Isolate::GetCurrent();
     v8::Debug::SetMessageHandler2(DebugMessageHandler);
     v8::Debug::SetDebugMessageDispatchHandler(DebugMessageDispatchHandler);
     QV4Compiler::enableV4(false);
@@ -267,7 +272,8 @@ void QV8DebugService::messageReceived(const QByteArray &message)
 
 void QV8DebugService::sendDebugMessage(const QString &message)
 {
-    v8::Debug::SendCommand(message.utf16(), message.size());
+    Q_D(QV8DebugService);
+    v8::Debug::SendCommand(message.utf16(), message.size(), 0, d->debugIsolate);
 }
 
 void QV8DebugService::processDebugMessages()