Include only stuff you need, part 6: Fix cctest.h.

test/cctest/compiler/test-run-jscalls.cc

Index: test/cctest/compiler/test-run-jscalls.cc
diff --git a/test/cctest/compiler/test-run-jscalls.cc b/test/cctest/compiler/test-run-jscalls.cc
index f69e508f903617ca2da638d3b3d81ea042e551d8..84d7f714ae232b90057f56f76c77904338dd65da 100644
--- a/test/cctest/compiler/test-run-jscalls.cc
+++ b/test/cctest/compiler/test-run-jscalls.cc
@@ -2,6 +2,10 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#include "src/api.h"
+#include "src/contexts.h"
+#include "src/flags.h"
+#include "src/objects.h"
 #include "test/cctest/compiler/function-tester.h"
 
 namespace v8 {