browseui: Remove unused variables

[Andrew Talbot]

Changelog:
    browseui: Remove unused variables.

diff --git a/dlls/browseui/progressdlg.c b/dlls/browseui/progressdlg.c
index c5465a3..6fe7e44 100644
--- a/dlls/browseui/progressdlg.c
+++ b/dlls/browseui/progressdlg.c
@@ -299,7 +299,6 @@ static HRESULT WINAPI ProgressDialog_StartProgressDialog(IProgressDialog *iface,
 {
     ProgressDialog *This = (ProgressDialog *)iface;
     struct create_params params;
-    HANDLE hThread;
 
     TRACE("(%p, %p, %x, %p)\n", iface, punkEnableModeless, dwFlags, reserved);
     if (punkEnableModeless || reserved)
@@ -321,7 +320,7 @@ static HRESULT WINAPI ProgressDialog_StartProgressDialog(IProgressDialog *iface,
     params.hwndParent = hwndParent;
     params.hEvent = CreateEventW(NULL, TRUE, FALSE, NULL);
 
-    hThread = CreateThread(NULL, 0, dialog_thread, &params, 0, NULL);
+    CreateThread(NULL, 0, dialog_thread, &params, 0, NULL);
     WaitForSingleObject(params.hEvent, INFINITE);
 
     This->hwndDisabledParent = NULL;