core: Namespace EmuWindow

Gets the class out of the global namespace.

src/core/frontend/emu_window.cpp

@@ -8,6 +8,8 @@
 #include "core/frontend/input.h"
 #include "core/settings.h"
 
+namespace Frontend {
+
 class EmuWindow::TouchState : public Input::Factory<Input::TouchDevice>,
                               public std::enable_shared_from_this<TouchState> {
 public:
@@ -156,3 +158,5 @@ void EmuWindow::UpdateCurrentFramebufferLayout(unsigned width, unsigned height)
     }
     NotifyFramebufferLayoutChanged(layout);
 }
+
+} // namespace Frontend

src/core/frontend/emu_window.h

@@ -10,6 +10,8 @@
 #include "common/common_types.h"
 #include "core/frontend/framebuffer_layout.h"
 
+namespace Frontend {
+
 /**
  * Abstraction class used to provide an interface between emulation code and the frontend
  * (e.g. SDL, QGLWidget, GLFW, etc...).
@@ -166,3 +168,5 @@ private:
      */
     std::tuple<unsigned, unsigned> ClipToTouchScreen(unsigned new_x, unsigned new_y) const;
 };
+
+} // namespace Frontend