Expand suppression 166709c to also cover bug 244800.

BUG=166709,244800
R=timurrrr@chromium.org
NOTRY=true

Review URL: https://chromiumcodereview.appspot.com/16194006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@202862 0039d316-1c4b-4281-b951-d872f2087c98

tools/valgrind/memcheck/suppressions.txt

@@ -6151,7 +6151,6 @@
    fun:_ZN4base10TaskRunner16PostTaskAndReplyERKN15tracked_objects8LocationERKNS_8CallbackIFvvEEES9_
    fun:_ZN7content13BrowserThread28PostBlockingPoolTaskAndReplyERKN15tracked_objects8LocationERKN4base8CallbackIFvvEEESA_
    fun:_ZN10extensions11ImageLoader15LoadImagesAsyncEPKNS_9ExtensionERKSt6vectorINS0_19ImageRepresentationESaIS5_EERKN4base8CallbackIFvRKN3gfx5ImageEEEE
-   fun:_ZN10extensions11ImageLoader14LoadImageAsyncEPKNS_9ExtensionERK17ExtensionResourceRKN3gfx4SizeERKN4base8CallbackIFvRKNS7_5ImageEEEE
 }
 {
    bug_166818