Add new (core dumped) suffix in strace logs.

tools/isolate/trace_inputs.py

Index: tools/isolate/trace_inputs.py
diff --git a/tools/isolate/trace_inputs.py b/tools/isolate/trace_inputs.py
index 05c652be0b7e8b8517f1f0893b73cb37405b8493..b54e93624166a4674e7e964dba3e38be77764713 100755
--- a/tools/isolate/trace_inputs.py
+++ b/tools/isolate/trace_inputs.py
@@ -1032,7 +1032,8 @@ class Strace(ApiBase):
       RE_SIGNAL = re.compile(r'^--- SIG[A-Z]+ .+ ---')
       # A process didn't handle a signal. Ignore any junk appearing before,
       # because the process was forcibly killed so it won't open any new file.
-      RE_KILLED = re.compile(r'^.*\+\+\+ killed by ([A-Z]+) \+\+\+$')
+      RE_KILLED = re.compile(
+          r'^.*\+\+\+ killed by ([A-Z]+)( \(core dumped\))? \+\+\+$')
       # A call was canceled. Ignore any prefix.
       RE_UNAVAILABLE = re.compile(r'^.*\)\s*= \? <unavailable>$')
       # Happens when strace fails to even get the function name.
@@ -1141,7 +1142,7 @@ class Strace(ApiBase):
         try:
           match = self.RE_KILLED.match(line)
           if match:
-            # Converts a '+++ killied by Foo +++' trace into an exit_group().
+            # Converts a '+++ killed by Foo +++' trace into an exit_group().
             self.handle_exit_group(match.group(1), None)
             return