libobs/graphics: Remove some unnecessary checks

These checks are redundant because the base function they all lead to
does the same check.

libobs/graphics/graphics.c

@@ -651,10 +651,6 @@ gs_vertbuffer_t *gs_render_save(void)
 void gs_vertex2f(float x, float y)
 {
 	struct vec3 v3;
-
-	if (!gs_valid("gs_verte"))
-		return;
-
 	vec3_set(&v3, x, y, 0.0f);
 	gs_vertex3v(&v3);
 }
@@ -662,10 +658,6 @@ void gs_vertex2f(float x, float y)
 void gs_vertex3f(float x, float y, float z)
 {
 	struct vec3 v3;
-
-	if (!gs_valid("gs_vertex3f"))
-		return;
-
 	vec3_set(&v3, x, y, z);
 	gs_vertex3v(&v3);
 }
@@ -673,10 +665,6 @@ void gs_vertex3f(float x, float y, float z)
 void gs_normal3f(float x, float y, float z)
 {
 	struct vec3 v3;
-
-	if (!gs_valid("gs_normal3f"))
-		return;
-
 	vec3_set(&v3, x, y, z);
 	gs_normal3v(&v3);
 }
@@ -709,10 +697,6 @@ void gs_color(uint32_t color)
 void gs_texcoord(float x, float y, int unit)
 {
 	struct vec2 v2;
-
-	if (!gs_valid("gs_texcoord"))
-		return;
-
 	vec2_set(&v2, x, y);
 	gs_texcoord2v(&v2, unit);
 }
@@ -720,10 +704,6 @@ void gs_texcoord(float x, float y, int unit)
 void gs_vertex2v(const struct vec2 *v)
 {
 	struct vec3 v3;
-
-	if (!gs_valid("gs_vertex2v"))
-		return;
-
 	vec3_set(&v3, v->x, v->y, 0.0f);
 	gs_vertex3v(&v3);
 }