[inspector] don't ignore uncaught exception if at least 1 frame isn't blackboxed

test/inspector/debugger/framework-break.js

Index: test/inspector/debugger/framework-break.js
diff --git a/test/inspector/debugger/framework-break.js b/test/inspector/debugger/framework-break.js
index 44ae680a68d5c73a4feda52a75c788d56b56a48b..e6526c3efd6b3afaa205994c122a20f20e6ed193 100644
--- a/test/inspector/debugger/framework-break.js
+++ b/test/inspector/debugger/framework-break.js
@@ -98,11 +98,13 @@ InspectorTest.runTestSuite([
         .then(() => InspectorTest.log('> all frames in framework:'))
         .then(
             () => Protocol.Runtime.evaluate(
-                {expression: 'throwUncaughtError()//# sourceURL=framework.js'}))
+                {expression: 'setTimeout(\'throwUncaughtError()//# sourceURL=framework.js\', 0)//# sourceURL=framework.js'}))
         .then(() => InspectorTest.log('> mixed, top frame in framework:'))
+        .then(() => Protocol.Runtime.evaluate({ expression: "new Promise(resolve => setTimeout(resolve, 0))", awaitPromise: true}))
         .then(
             () => Protocol.Runtime.evaluate(
-                {expression: 'throwUncaughtError()//# sourceURL=user.js'}))
+                {expression: 'setTimeout(\'throwUncaughtError()//# sourceURL=user.js\', 0)'}))
+        .then(() => Protocol.Runtime.evaluate({ expression: "new Promise(resolve => setTimeout(resolve, 0))", awaitPromise: true}))
         .then(() => Protocol.Debugger.setPauseOnExceptions({state: 'none'}))
         .then(next);
   },