build: trim GUI_App.hpp includes so edits stop rebuilding the whole GUI (#15644)

src/slic3r/GUI/Widgets/CheckList.cpp

@@ -1,6 +1,7 @@
 #include "CheckList.hpp"
 
 #include "slic3r/GUI/GUI_App.hpp"
+#include "slic3r/GUI/I18N.hpp"
 
 CheckList::CheckList(
     wxWindow* parent,

src/slic3r/GUI/Widgets/MultiNozzleSync.cpp

@@ -20,6 +20,8 @@
 #include <set>
 
 #include <wx/choice.h>
+#include <wx/filename.h>
+#include <wx/filesys.h>
 #include <wx/sizer.h>
 #include <wx/stattext.h>
 

src/slic3r/GUI/Widgets/WebView.cpp

@@ -1,9 +1,13 @@
 #include "WebView.hpp"
+#include "slic3r/GUI/Widgets/StateColor.hpp"
 #include "slic3r/GUI/GUI_App.hpp"
 #include "slic3r/Utils/MacDarkMode.hpp"
 
 #include <boost/log/trivial.hpp>
 
+#include <chrono>
+#include <thread>
+
 #include <wx/webviewarchivehandler.h>
 #include <wx/webviewfshandler.h>
 #if wxUSE_WEBVIEW_EDGE
@@ -12,6 +16,8 @@
 #include <wx/osx/webview_webkit.h>
 #endif
 #include <wx/uri.h>
+#include <wx/filename.h>
+#include <wx/stdpaths.h>
 #if defined(__WIN32__) || defined(__WXMAC__)
 #include "wx/private/jsscriptwrapper.h"
 #endif
@@ -73,7 +79,7 @@ DWORD DownloadAndInstallWV2RT() {
       })
       .perform_sync();
   // Sleep for 1 second to wait for the buffer writen into disk
-  std::this_thread::sleep_for(1000ms);
+  std::this_thread::sleep_for(std::chrono::milliseconds(1000));
   if (downloaded) {
     // Either Package the WebView2 Bootstrapper with your app or download it using fwlink
     // Then invoke install at Runtime.