glsl: remove some continue statements

In some cases, I think loop code is easier to read without continue
statements.

Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>

src/compiler/glsl/link_varyings.cpp

@@ -1277,9 +1277,7 @@ parse_tfeedback_decls(struct gl_context *ctx, struct gl_shader_program *prog,
        * feedback of arrays would be useless otherwise.
        */
       for (unsigned j = 0; j < i; ++j) {
-         if (!decls[j].is_varying())
-            continue;
-
+         if (decls[j].is_varying()) {
             if (tfeedback_decl::is_same(decls[i], decls[j])) {
                linker_error(prog, "Transform feedback varying %s specified "
                             "more than once.", varying_names[i]);
@@ -1287,6 +1285,7 @@ parse_tfeedback_decls(struct gl_context *ctx, struct gl_shader_program *prog,
             }
          }
       }
+   }
    return true;
 }
 
@@ -2571,14 +2570,13 @@ assign_varying_locations(struct gl_context *ctx,
    matches.store_locations();
 
    for (unsigned i = 0; i < num_tfeedback_decls; ++i) {
-      if (!tfeedback_decls[i].is_varying())
-         continue;
-
+      if (tfeedback_decls[i].is_varying()) {
          if (!tfeedback_decls[i].assign_location(ctx, prog)) {
             _mesa_hash_table_destroy(tfeedback_candidates, NULL);
             return false;
          }
       }
+   }
    _mesa_hash_table_destroy(tfeedback_candidates, NULL);
 
    if (consumer && producer) {