Fix leaks in aura_unittests

tools/heapcheck/suppressions.txt

Index: tools/heapcheck/suppressions.txt
diff --git a/tools/heapcheck/suppressions.txt b/tools/heapcheck/suppressions.txt
index d70a4c1bd10085dd38f681b05321e1871e60c66d..10ff25d7ef4c2799026ff9109da1da6668018451 100644
--- a/tools/heapcheck/suppressions.txt
+++ b/tools/heapcheck/suppressions.txt
@@ -177,6 +177,28 @@
    fun:aura::Env::Init
    fun:aura::Env::GetInstance
 }
+{
+   bug_146464_a
+   Heapcheck:Leak
+   fun:get_peer_sock_name
+   fun:base::MessagePumpAuraX11::GetDefaultXDisplay
+}
+{
+   bug_146464_b
+   Heapcheck:Leak
+   fun:add_codeset.isra.10
+   ...
+   fun:RootWindowHostLinux
+   fun:aura::RootWindowHost::Create
+}
+{
+   bug_146464_c
+   Heapcheck:Leak
+   fun:??
+   ...
+   fun:RootWindowHostLinux
+   fun:aura::RootWindowHost::Create
+}
 
 #-----------------------------------------------------------------------
 # 2. intentional unit test errors, or stuff that is somehow a false positive
@@ -1516,3 +1538,20 @@
    ...
    fun:content::TestHyphenatorMessageFilter::OnOpenDictionary
 }
+{
+   bug_146465_a
+   Heapcheck:Leak
+   fun:ui::GestureSequence::ProcessTouchEventForGesture
+   fun:ui::GestureRecognizerImpl::AdvanceTouchQueueByOne
+   fun:ui::GestureRecognizerImpl::AdvanceTouchQueue
+   fun:aura::RootWindow::AdvanceQueuedTouchEvent
+}
+{
+   bug_146465_b
+   Heapcheck:Leak
+   ...
+   fun:ui::GestureSequence::ProcessTouchEventForGesture
+   fun:ui::GestureRecognizerImpl::AdvanceTouchQueueByOne
+   fun:ui::GestureRecognizerImpl::AdvanceTouchQueue
+   fun:aura::RootWindow::AdvanceQueuedTouchEvent
+}