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

test/cctest/test-global-handles.cc

Index: test/cctest/test-global-handles.cc
diff --git a/test/cctest/test-global-handles.cc b/test/cctest/test-global-handles.cc
index 06e7466dc68fa7727d9379fae24cfd60b135b570..d6586c61046a7bd7221b7b5e68e254c94a3d5268 100644
--- a/test/cctest/test-global-handles.cc
+++ b/test/cctest/test-global-handles.cc
@@ -25,8 +25,11 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
+#include "src/api.h"
+#include "src/factory.h"
 #include "src/global-handles.h"
-
+#include "src/isolate.h"
+#include "src/objects.h"
 #include "test/cctest/cctest.h"
 
 using namespace v8::internal;