[MemSheriff] Suppress self-interp false positives

BUG=http://code.google.com/p/dynamorio/issues/detail?id=1443
TBR=zhaoqin@chromium.org

Review URL: https://codereview.chromium.org/417593002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@284956 0039d316-1c4b-4281-b951-d872f2087c98

tools/valgrind/drmemory/suppressions.txt

@@ -642,3 +642,7 @@ USER32.dll!ReleaseDC
 *!webrtc::ScreenCapturerWinGdi::~ScreenCapturerWinGdi
 *!webrtc::ScreenCapturerWinGdi::`scalar deleting destructor'
 content.dll!content::DesktopCaptureDevice::Core::DoStopAndDeAllocate
+
+UNADDRESSABLE ACCESS
+name=http://code.google.com/p/dynamorio/issues/detail?id=1443
+dynamorio.dll!*