Remove valgrind suppression of some fixed V8 issues.

BUG=73722,82719,72538
TEST=no valgrind warnings related to the V8 CPU profiler.
Review URL: http://codereview.chromium.org/7046009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@86407 0039d316-1c4b-4281-b951-d872f2087c98

tools/valgrind/memcheck/suppressions.txt

@@ -3715,11 +3715,6 @@
    fun:_ZN11MessageLoop11RunInternalEv
    fun:_ZN11MessageLoop10RunHandlerEv
 }
-{
-   bug_72538
-   Memcheck:Cond
-   fun:_ZN2v88internal11StackTracer5TraceEPNS0_10TickSampleE
-}
 {
    bug_72544
    Memcheck:Leak
@@ -3813,33 +3808,6 @@
    fun:_ZN2v88internal19HandleApiCallHelperILb0EEEPNS0_11MaybeObjectENS0_47_GLOBAL__N_v8_src_builtins.cc_*BuiltinArgumentsILNS0_21BuiltinExtraArgumentsE1EEE
    obj:*
 }
-{
-   bug_73722a
-   Memcheck:Cond
-   fun:_ZN2v88internal10StackFrame11ComputeType*
-}
-{
-   bug_73722b
-   Memcheck:Cond
-   fun:_ZN2v88internal18StackFrameIterator12SingletonForENS0_10StackFrame4TypeE
-}
-{
-   bug_73722c
-   Memcheck:Addr4
-   ...
-   fun:_ZN2v88internal10StackFrame11ComputeType*
-   fun:_ZN2v88internal18StackFrameIterator5ResetEv
-}
-{
-   bug_73722d
-   Memcheck:Value4
-   fun:_ZN2v88internal18StackFrameIterator12SingletonForENS0_10StackFrame4TypeE
-}
-{
-   bug_73722e
-   Memcheck:Addr4
-   fun:_ZNK2v88internal13StandardFrame13GetExpressionEi
-}
 {
    bug_73828
    Memcheck:Leak
@@ -4560,11 +4528,6 @@
    fun:_ZN21RenderViewHostManager8NavigateERK15NavigationEntry
    fun:_ZN11TabContents15NavigateToEntryERK15NavigationEntryN20NavigationController10ReloadTypeE
 }
-{
-   bug_82719
-   Memcheck:Cond
-   fun:_ZN2v88internal22SafeStackFrameIterator18ExitFrameValidator9IsValidFPEPh
-}
 {
    bug_82770a
    Memcheck:Addr4