intel: better front color buffer test in intelClear()

src/mesa/drivers/dri/intel/intel_clear.c

@@ -33,7 +33,6 @@
 
 #include "intel_context.h"
 #include "intel_blit.h"
-#include "intel_buffers.h"
 #include "intel_chipset.h"
 #include "intel_clear.h"
 #include "intel_fbo.h"
@@ -76,7 +75,9 @@ intelClear(GLcontext *ctx, GLbitfield mask)
    struct gl_framebuffer *fb = ctx->DrawBuffer;
    GLuint i;
 
-   intel_check_front_buffer_rendering(intel);
+   if (mask & (BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_FRONT_RIGHT)) {
+      intel->front_buffer_dirty = GL_TRUE;
+   }
 
    if (0)
       fprintf(stderr, "%s\n", __FUNCTION__);