Widen leak suppression in V8.

TBR=glider@chromium.org
BUG=99304
TEST=less flakiness on valgrind bots

Review URL: http://codereview.chromium.org/8776062

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@112761 0039d316-1c4b-4281-b951-d872f2087c98

tools/valgrind/memcheck/suppressions.txt

@@ -4414,7 +4414,7 @@
    bug_99304
    Memcheck:Leak
    fun:_Znw*
-   fun:_ZN2v88internal8SkipList6UpdateEPhi
+   ...
    fun:_ZN2v88internal10PagedSpace11AllocateRawEi
    fun:_ZN2v88internal12Deserializer8AllocateEiPNS0_5SpaceEi
    fun:_ZN2v88internal12Deserializer10ReadObjectEiPNS0_5SpaceEPPNS0_6ObjectE