Upgrade to V8 3.6

Merge V8 at 3.6.6.11

Simple merge required updates to makefiles only.

Bug: 5688872
Change-Id: Ib38b7ffbcd409585f6cb6fccc59c767029cecc77
diff --git a/test/mjsunit/regress/regress-760-2.js b/test/mjsunit/regress/regress-760-2.js
index 1b1cbfe..549ed4e 100644
--- a/test/mjsunit/regress/regress-760-2.js
+++ b/test/mjsunit/regress/regress-760-2.js
@@ -26,7 +26,7 @@
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 // Check that when valueOf for a String object is overwritten it is called and
-// the result used when that object is added with a string.  
+// the result used when that object is added with a string.
 
 // See: http://code.google.com/p/v8/issues/detail?id=760