Valgrind: Add back the suppression for bug 106402 which was unfortunately not

tools/valgrind/memcheck/suppressions.txt

Index: tools/valgrind/memcheck/suppressions.txt
diff --git a/tools/valgrind/memcheck/suppressions.txt b/tools/valgrind/memcheck/suppressions.txt
index ec5ffefd5a1e84b0f2b33b6d0129edcd16e69126..a0d2616379883658f4cfb75ed4e5524c9b8725f4 100644
--- a/tools/valgrind/memcheck/suppressions.txt
+++ b/tools/valgrind/memcheck/suppressions.txt
@@ -5284,6 +5284,16 @@
    fun:_ZN7WebCoreL17executeInsertHTMLEPNS_5FrameEPNS_5EventENS_19EditorCommandSourceERKN3WTF6StringE
 }
 {
+   bug_106402
+   Memcheck:Leak
+   fun:_Znw*
+   fun:_ZN2pp25CompletionCallbackFactoryIN5ppapi5proxy20PPB_Graphics2D_ProxyENS2_26ProxyNonThreadSafeRefCountEE17NewCallbackHelperINS5_11Dispatcher1IMS3_FviRKNS1_12HostResourceEES8_EEEENS_18CompletionCallbackERKT_
+   fun:_ZN2pp25CompletionCallbackFactoryIN5ppapi5proxy20PPB_Graphics2D_ProxyENS2_26ProxyNonThreadSafeRefCountEE11NewCallbackIMS3_FviRKNS1_12HostResourceEES7_EENS_18CompletionCallbackET_RKT0_
+   fun:_ZN2pp25CompletionCallbackFactoryIN5ppapi5proxy20PPB_Graphics2D_ProxyENS2_26ProxyNonThreadSafeRefCountEE19NewOptionalCallbackIMS3_FviRKNS1_12HostResourceEES7_EENS_18CompletionCallbackET_RKT0_
+   fun:_ZN5ppapi5proxy38EnterHostFromHostResourceForceCallbackINS_5thunk18PPB_Graphics2D_APIEEC1IN2pp25CompletionCallbackFactoryINS0_20PPB_Graphics2D_ProxyENS0_26ProxyNonThreadSafeRefCountEEEMS8_FviRKNS_12HostResourceEESB_EESD_RT_T0_RKT1_
+   fun:_ZN5ppapi5proxy20PPB_Graphics2D_Proxy14OnHostMsgFlushERKNS_12HostResourceE
+}
+{
    bug_106552
    Memcheck:Uninitialized
    ...