gl_rasterizer: Remove extension booleans

src/video_core/renderer_opengl/gl_rasterizer.cpp

@@ -88,19 +88,6 @@ RasterizerOpenGL::RasterizerOpenGL(Core::Frontend::EmuWindow& window, ScreenInfo
         state.texture_units[i].sampler = texture_samplers[i].sampler.handle;
     }
 
-    GLint ext_num;
-    glGetIntegerv(GL_NUM_EXTENSIONS, &ext_num);
-    for (GLint i = 0; i < ext_num; i++) {
-        const std::string_view extension{
-            reinterpret_cast<const char*>(glGetStringi(GL_EXTENSIONS, i))};
-
-        if (extension == "GL_ARB_direct_state_access") {
-            has_ARB_direct_state_access = true;
-        } else if (extension == "GL_ARB_multi_bind") {
-            has_ARB_multi_bind = true;
-        }
-    }
-
     OpenGLState::ApplyDefaultState();
 
     // Create render framebuffer

src/video_core/renderer_opengl/gl_rasterizer.h

@@ -193,9 +193,6 @@ private:
     /// but are needed for correct emulation
     void CheckExtensions();
 
-    bool has_ARB_direct_state_access = false;
-    bool has_ARB_multi_bind = false;
-
     OpenGLState state;
 
     RasterizerCacheOpenGL res_cache;

src/yuzu/main.cpp

@@ -518,6 +518,8 @@ void GMainWindow::OnDisplayTitleBars(bool show) {
 QStringList GMainWindow::GetUnsupportedGLExtensions() {
     QStringList unsupported_ext;
 
+    if (!GLAD_GL_ARB_direct_state_access)
+        unsupported_ext.append("ARB_direct_state_access");
     if (!GLAD_GL_ARB_vertex_type_10f_11f_11f_rev)
         unsupported_ext.append("ARB_vertex_type_10f_11f_11f_rev");
     if (!GLAD_GL_ARB_texture_mirror_clamp_to_edge)

src/yuzu_cmd/emu_window/emu_window_sdl2.cpp

@@ -111,6 +111,8 @@ void EmuWindow_SDL2::Fullscreen() {
 bool EmuWindow_SDL2::SupportsRequiredGLExtensions() {
     std::vector<std::string> unsupported_ext;
 
+    if (!GLAD_GL_ARB_direct_state_access)
+        unsupported_ext.push_back("ARB_direct_state_access");
     if (!GLAD_GL_ARB_vertex_type_10f_11f_11f_rev)
         unsupported_ext.push_back("ARB_vertex_type_10f_11f_11f_rev");
     if (!GLAD_GL_ARB_texture_mirror_clamp_to_edge)