Speed up long-running test cases.

test/cctest/test-debug.cc

Index: test/cctest/test-debug.cc
diff --git a/test/cctest/test-debug.cc b/test/cctest/test-debug.cc
index eb9789ab36d211c27c051fff6c46bb1de2f4be00..00e40203c7f568bcb349ebc7d00c23ba4876d961 100644
--- a/test/cctest/test-debug.cc
+++ b/test/cctest/test-debug.cc
@@ -7514,9 +7514,9 @@ static void TestDebugBreakInLoop(const char* loop_head,
   for (int i = 0; loop_bodies[i] != NULL; i++) {
     // Perform a lazy deoptimization after various numbers of breaks
     // have been hit.
-    for (int j = 0; j < 11; j++) {
+    for (int j = 0; j < 7; j++) {
       break_point_hit_count_deoptimize = j;
-      if (j == 10) {
+      if (j == 6) {
         break_point_hit_count_deoptimize = kBreaksPerTest;
       }