Add debugging for Edge

bundles/org.eclipse.swt/Eclipse SWT Browser/win32/org/eclipse/swt/browser/Edge.java

@@ -299,7 +299,7 @@ class WebViewWrapper {
 class WebViewProvider {
 
 	private CompletableFuture<WebViewWrapper> webViewWrapperFuture = wakeDisplayAfterFuture(new CompletableFuture<>());
-	private CompletableFuture<Void> lastWebViewTask = webViewWrapperFuture.thenRun(() -> {});;
+	private final CompletableFuture<Void> lastWebViewTask = webViewWrapperFuture.thenRun(() -> {});;
 
 	ICoreWebView2 initializeWebView(ICoreWebView2Controller controller) {
 		long[] ppv = new long[1];
@@ -603,6 +603,7 @@ private IUnknown createControllerInitializationCallback(int previousAttempts) {
 		initializationRollback.run();
 	};
 	return newCallback((resultAsLong, pv) -> {
+		System.out.println(System.currentTimeMillis() + "- Edge.createControllerInitializationCallback()");
 		int result = (int) resultAsLong;
 		if (browser.isDisposed()) {
 			initializationAbortion.run();

bundles/org.eclipse.swt/Eclipse SWT PI/win32/org/eclipse/swt/internal/ole/win32/ICoreWebView2Environment.java

@@ -20,6 +20,7 @@ public ICoreWebView2Environment(long address) {
 }
 
 public int CreateCoreWebView2Controller(long parentWindow, IUnknown handler) {
+	System.out.println(System.currentTimeMillis() + " - ICoreWebView2Environment.CreateCoreWebView2Controller()");
 	return COM.VtblCall(3, address, parentWindow, handler.address);
 }