Suppress more leaks caused by ChromeURLDataManager::AddDataSource() changing

TBR=ahendrickson
BUG=70782

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@72518 0039d316-1c4b-4281-b951-d872f2087c98

tools/valgrind/memcheck/suppressions.txt

@@ -3645,3 +3645,27 @@
    fun:_Znw*
    fun:_ZN25SharedResourcesDataSource8RegisterEv
 }
+{
+   bug_70782_d
+   Memcheck:Leak
+   fun:_Znw*
+   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
+}