[UI] - remove some useless code

src/xenia/gpu/command_processor.cc

@@ -26,8 +26,6 @@
 #include "xenia/kernel/kernel_state.h"
 #include "xenia/kernel/user_module.h"
 
-DECLARE_bool(fps_limit);
-
 namespace xe {
 namespace gpu {
 
@@ -831,16 +829,6 @@ bool CommandProcessor::ExecutePacketType3_XE_SWAP(RingBuffer* reader,
 
   ++counter_;
 
-
-  // crude FPS limiter until one of you does a better implementation
-  if(cvars::fps_limit) {
-
-    if (xe::Clock::QueryHostSystemTime() > swap_update_time_ns_ + 16666) {
-      swap_update_time_ns_ = xe::Clock::QueryHostSystemTime();
-    } else {
-      xe::threading::MaybeYield();
-    }
-  }
   return true;
 }
 

src/xenia/ui/window.cc

@@ -22,8 +22,6 @@
 
 DEFINE_bool(fps_titlebar, true, "Show FPS in titlebar", "General");
 
-DEFINE_bool(fps_limit, false, "try to limit 2d games from being too fast", "Video");
-
 namespace xe {
 namespace ui {
 
@@ -182,15 +180,6 @@ void Window::OnPaint(UIEvent* e) {
   ++fps_frame_count_;
   uint64_t now_ns = xe::Clock::QueryHostSystemTime();
 
-  // crude FPS limiter until one of you does a better implementation
-  if(cvars::fps_limit) {
-    if (now_ns > fps_update_time_ns_ + 16666) {
-      // do nothing
-    } else {
-      xe::threading::MaybeYield();
-    }
-  }
-
   if (now_ns > fps_update_time_ns_ + 1000 * 10000) {
     fps_ = static_cast<uint32_t>(
         fps_frame_count_ /