Debugger: Extend ImageDebugInfoJobListener.

ImageDebugInfoJobListener:
- Add hook for notification that the loading job is in progress. Call
  as appropriate when the job actually starts.

src/apps/debugger/jobs/Jobs.h

@@ -97,6 +97,7 @@ public:
 	virtual						~ImageDebugInfoJobListener();
 	virtual	void				ImageDebugInfoJobNeedsUserInput(Job* job,
 									ImageDebugInfoLoadingState* state);
+	virtual	void				ImageDebugInfoJobInProgress(Image* image);
 };
 
 

src/apps/debugger/jobs/LoadImageDebugInfoJob.cpp

@@ -29,6 +29,12 @@ ImageDebugInfoJobListener::ImageDebugInfoJobNeedsUserInput(Job* job,
 }
 
 
+void
+ImageDebugInfoJobListener::ImageDebugInfoJobInProgress(Image* image)
+{
+}
+
+
 // #pragma mark - LoadImageDebugInfoJob
 
 
@@ -65,6 +71,9 @@ LoadImageDebugInfoJob::Do()
 	ImageInfo imageInfo(fImage->Info());
 	locker.Unlock();
 
+	if (fListener != NULL)
+		fListener->ImageDebugInfoJobInProgress(fImage);
+
 	// create the debug info
 	ImageDebugInfo* debugInfo;
 	status_t error = fImage->GetTeam()->DebugInfo()->LoadImageDebugInfo(