Update from https://crrev.com/306901

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 299cab23569c35a93be5a739bd49a03e8b054a5d..3f1ea1ba35408a4aee99c57848a746158c25ec00 100644
--- a/tools/valgrind/memcheck/suppressions.txt
+++ b/tools/valgrind/memcheck/suppressions.txt
@@ -2412,6 +2412,16 @@
    fun:_ZN18chrome_browser_net27HttpServerPropertiesManager24UpdatePrefsFromCacheOnIOEv
 }
 {
+   bug_290407
+   Memcheck:Leak
+   fun:calloc
+   fun:_swrast_new_soft_renderbuffer
+   fun:_mesa_BindRenderbufferEXT
+   fun:shared_dispatch_stub_939
+   fun:_ZN3gfx9GLApiBase23glBindRenderbufferEXTFnEjj
+   fun:_ZN3gpu5gles216GLES2DecoderImpl18DoBindRenderbufferEjj
+}
+{
    bug_293024_b
    Memcheck:Leak
    fun:malloc
@@ -3377,8 +3387,6 @@
    fun:_ZN5blink19ImageFrameGenerator14decodeAndScaleERK11SkImageInfomPvm
    fun:_ZN5blink22DecodingImageGenerator11onGetPixelsERK11SkImageInfoPvmPjPi
    fun:_ZN16SkImageGenerator9getPixelsERK11SkImageInfoPvmPjPi
-   ...
-   fun:_ZNK6SkDraw10drawBitmapERK8SkBitmapRK8SkMatrixRK7SkPaint
 }
 {
    bug_424056a