Removed uninitialized error supressions for WebCore::PinchViewport

Should be fixed by r173871 http://crrev.com/280473002

TBR=zhaoqin@chromium.org
BUG=372226

Review URL: https://codereview.chromium.org/276403002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@269775 0039d316-1c4b-4281-b951-d872f2087c98

tools/valgrind/drmemory/suppressions_full.txt

@@ -2154,13 +2154,6 @@ KERNELBASE.dll!WriteFile
 KERNEL32.dll!WriteFile
 ipc.dll!IPC::Channel::ChannelImpl::ProcessOutgoingMessages
 
-UNINITIALIZED READ
-name=bug_372226
-...
-*!WebCore::PinchViewport::reset
-*!WebCore::PinchViewport::PinchViewport
-*!WebCore::FrameHost::FrameHost
-
 UNINITIALIZED READ
 name=bug_372254
 *!content::*::NotifyPluginProcessHostHelper

tools/valgrind/memcheck/suppressions.txt

@@ -6433,16 +6433,6 @@
    fun:_ZN2ui14EventProcessor17OnEventFromSourceEPNS_5EventE
    fun:_ZN4aura4test12AuraTestBase34DispatchEventUsingWindowDispatcherEPN2ui5EventE
 }
-{
-   bug_372226
-   Memcheck:Uninitialized
-   ...
-   fun:_ZN7WebCore13PinchViewport5resetEv
-   ...
-   fun:_ZN7WebCore13PinchViewportC1ERNS_9FrameHostE
-   ...
-   fun:_ZN7WebCore9FrameHostC1ERNS_4PageE
-}
 {
    bug_371974
    Memcheck:Leak