Removed suppressions for leaks caused by CL 6285002, and fixed in CL 6268014.

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 22749e988e1dab96837d054e201d3eee62eb0239..4fc605b74dd255244838bbebde475acc5b3f967f 100644
--- a/tools/valgrind/memcheck/suppressions.txt
+++ b/tools/valgrind/memcheck/suppressions.txt
@@ -3644,74 +3644,6 @@
    fun:_ZN9talk_base6Thread15ProcessMessagesEi
 }
 {
-   bug_70782
-   Memcheck:Leak
-   fun:_Znw*
-   fun:_ZN15SyncSetupWizardC1EP18ProfileSyncService
-}
-{
-   bug_70782_b
-   Memcheck:Leak
-   fun:_Znw*
-   fun:_ZN15SyncSetupWizardC2EP18ProfileSyncService
-   fun:_ZN15SyncSetupWizardC1EP18ProfileSyncService
-}
-{
-   bug_70782_c
-   Memcheck:Leak
-   fun:_Znw*
-   fun:_ZN25SharedResourcesDataSource8RegisterEv
-}
-{
-   bug_70782_d
-   Memcheck:Leak
-   fun:_Znw*
-   fun:_ZN14PrintPreviewUIC1EP11TabContents
-}
-{
-   bug_70782_d_2
-   Memcheck:Leak
-   fun:_Znw*
-   fun:_ZN14PrintPreviewUIC2EP11TabContents
-   fun:_ZN14PrintPreviewUIC1EP11TabContents
-}
-{
-   bug_70782_e
-   Memcheck:Leak
-   fun:_Znw*
-   fun:_ZN8NewTabUIC1EP11TabContents
-}
-{
-   bug_70782_f
-   Memcheck:Leak
-   fun:_Znw*
-   fun:_ZN8NewTabUI19InitializeCSSCachesEv
-}
-{
-   bug_70782_g
-   Memcheck:Leak
-   fun:_Znw*
-   fun:_ZN18MostVisitedHandler6AttachEP5DOMUI
-}
-{
-   bug_70782_h
-   Memcheck:Leak
-   fun:_Znw*
-   fun:_ZN12FileBrowseUIC1EP11TabContents
-}
-{
-   bug_70782_i
-   Memcheck:Leak
-   fun:_Znw*
-   fun:_ZN9OptionsUIC1EP11TabContents
-}
-{
-   bug_70782_j
-   Memcheck:Leak
-   fun:_Znw*
-   fun:_ZN27ExtensionFunctionDispatcherC1EP14RenderViewHostPNS_8DelegateEPK9ExtensionRK4GURL
-}
-{
    bug_70825
    Memcheck:Addr1
    fun:_ZNK3net10UploadData10is_chunkedEv