DCHECK for execution context being unsuspended during v8 bindings callback.

third_party/WebKit/Source/bindings/templates/callback_interface.cpp.tmpl

Index: third_party/WebKit/Source/bindings/templates/callback_interface.cpp.tmpl
diff --git a/third_party/WebKit/Source/bindings/templates/callback_interface.cpp.tmpl b/third_party/WebKit/Source/bindings/templates/callback_interface.cpp.tmpl
index c417aaa13010a71a7cf191e88763c26a058ce605..e3086434b4f8ff97ef1aec9db449c285ec215bdd 100644
--- a/third_party/WebKit/Source/bindings/templates/callback_interface.cpp.tmpl
+++ b/third_party/WebKit/Source/bindings/templates/callback_interface.cpp.tmpl
@@ -26,8 +26,8 @@ DEFINE_TRACE({{v8_class}}) {
          if method.idl_type == 'boolean' else 'return' %}{# void #}
   ExecutionContext* executionContext =
       ExecutionContext::From(m_scriptState.Get());
-  if (!executionContext || executionContext->IsContextSuspended() ||
-      executionContext->IsContextDestroyed())
+  DCHECK(!executionContext->IsContextSuspended());
+  if (!executionContext || executionContext->IsContextDestroyed())
     {{return_default}};
   if (!m_scriptState->ContextIsValid())
     {{return_default}};