Suppress memcheck leaks and update a TSAN rule.

This change suppresses leaks in the SkCanvas code in the PrintPreviewUITest.LoadPrintPreviewByURL and updates a rule that is not updated by r107697 <http://crrev.com/107697>.

TBR=timurrrr,glider,thestig 
BUG=102049,93932
TEST=make memcheck bots and TSAN bots green.
Review URL: http://codereview.chromium.org/8418019

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@107709 0039d316-1c4b-4281-b951-d872f2087c98

tools/valgrind/memcheck/suppressions.txt

@@ -5129,6 +5129,30 @@
    fun:_ZN11webkit_glue25WebKitPlatformSupportImpl17loadAudioResourceEPN6WebKit11WebAudioBusEPKcjd
    fun:_ZN7WebCore15PlatformSupport19decodeAudioFileDataEPKcjd
 }
+{
+   bug_102049_a
+   Memcheck:Leak
+   fun:malloc
+   fun:_Z15sk_malloc_flagsjj
+   fun:_Z15sk_malloc_throwj
+   fun:_ZN8SkAAClip7RunHead5AllocEij
+   fun:_ZN8SkAAClip7Builder6finishEPS_
+   ...
+   fun:_ZN8SkCanvas8clip*ERK6Sk*N8SkRegion2OpEb
+}
+{
+   bug_102049_b
+   Memcheck:Leak
+   fun:malloc
+   fun:_Z15sk_malloc_flagsjj
+   fun:_Z15sk_malloc_throwj
+   fun:_ZN8SkAAClip7RunHead5AllocEij
+   fun:_ZN8SkAAClip7Builder6finishEPS_
+   ...
+   fun:_ZN8SkCanvas19updateDeviceCMCacheEv
+   fun:_ZN10SkDrawIterC1EP8SkCanvasb
+   fun:_ZN8SkCanvas8draw*ERK6Sk*RK7SkPaint
+}
 
 #-----------------------------------------------------------------------
 # 4. These only occur on our Google workstations

tools/valgrind/tsan/suppressions.txt

@@ -544,7 +544,7 @@
   ...
   fun:scoped_ptr::*
   ...
-  fun:media::FFmpegVideoDecoder*Test::~FFmpegVideoDecoder*Test
+  fun:media::FFmpegVideoDecode*Test::~FFmpegVideoDecode*Test
 }
 {
   bug_93932_b