Bug 1594524 - Move the call to gpu_profile.end_frame() up so that we …

…don't measure debug overlays. r=gw

Differential Revision: https://phabricator.services.mozilla.com/D52090

[wrupdater] From https://hg.mozilla.org/mozilla-central/rev/02828d8e1d7841028d87638f4f9de82bf8afce8f

webrender/src/renderer.rs

@@ -3153,6 +3153,9 @@ impl Renderer {
 
             self.unlock_external_images();
             self.active_documents = active_documents;
+
+            let _gm = self.gpu_profile.start_marker("end frame");
+            self.gpu_profile.end_frame();
         });
 
         if let Some(device_size) = device_size {
@@ -3264,8 +3267,6 @@ impl Renderer {
         self.gpu_cache_upload_time = 0;
 
         profile_timers.cpu_time.profile(|| {
-            let _gm = self.gpu_profile.start_marker("end frame");
-            self.gpu_profile.end_frame();
             if let Some(debug_renderer) = self.debug.try_get_mut() {
                 let small_screen = self.debug_flags.contains(DebugFlags::SMALL_SCREEN);
                 let scale = if small_screen { 1.6 } else { 1.0 };