Migrated several tests from blink to V8 repository.

test/webkit/dfg-call-function-hit-watchpoint.js

Index: test/webkit/dfg-call-function-hit-watchpoint.js
diff --git a/test/webkit/concat-while-having-a-bad-time.js b/test/webkit/dfg-call-function-hit-watchpoint.js
similarity index 78%
copy from test/webkit/concat-while-having-a-bad-time.js
copy to test/webkit/dfg-call-function-hit-watchpoint.js
index dfda1e08a0b36194b787a44ee12a9693acd8aeaf..5a332c19f89ee11657cde3cbd8595c9b7ba1d78e 100644
--- a/test/webkit/concat-while-having-a-bad-time.js
+++ b/test/webkit/dfg-call-function-hit-watchpoint.js
@@ -22,10 +22,25 @@
 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 description(
-"Tests the behavior of Array.prototype.concat while the array is having a bad time due to one of the elements we are concatenating."
+"Tests correctness of function calls when the function is overwritten."
 );
 
-Object.defineProperty(Array.prototype, 0, { writable: false });
-shouldBe("[42].concat()", "[42]");
+function foo(a, b) {
+    return a + b;
+}
 
+function bar(a, b) {
+    return foo(a, b);
+}
+
+for (var i = 0; i < 200; ++i) {
+    if (i == 150)
+        foo = function(a, b) { return a - b; }
+    var expected;
+    if (i < 150)
+        expected = i + i + 1;
+    else
+        expected = -1;
+    shouldBe("bar(i, i + 1)", "" + expected);
+}