Migrated several tests from blink to V8 repository.

test/webkit/dfg-inline-arguments-use-directly-from-inlined-code.js

Index: test/webkit/dfg-inline-arguments-use-directly-from-inlined-code.js
diff --git a/test/webkit/concat-while-having-a-bad-time.js b/test/webkit/dfg-inline-arguments-use-directly-from-inlined-code.js
similarity index 70%
copy from test/webkit/concat-while-having-a-bad-time.js
copy to test/webkit/dfg-inline-arguments-use-directly-from-inlined-code.js
index dfda1e08a0b36194b787a44ee12a9693acd8aeaf..a1c5ca2576efc76318db900b5143eeb7c978870f 100644
--- a/test/webkit/concat-while-having-a-bad-time.js
+++ b/test/webkit/dfg-inline-arguments-use-directly-from-inlined-code.js
@@ -22,10 +22,27 @@
 // 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."
+"This tests that inlining preserves basic function.arguments functionality when said functionality is used directly from within an inlined code block."
 );
 
-Object.defineProperty(Array.prototype, 0, { writable: false });
-shouldBe("[42].concat()", "[42]");
+function foo(a,b,c) {
+    return foo.arguments;
+}
 
+function bar(a,b,c) {
+    return foo(a,b,c);
+}
+
+function argsToStr(args) {
+    var str = args + ": ";
+    for (var i = 0; i < args.length; ++i) {
+        if (i)
+            str += ", ";
+        str += args[i];
+    }
+    return str;
+}
+
+for (var __i = 0; __i < 200; ++__i)
+    shouldBe("argsToStr(bar(\"a\" + __i, \"b\" + __i, \"c\" + __i))", "\"[object Arguments]: a" + __i + ", b" + __i + ", c" + __i + "\"");