DevTools: Don't stop debugger inside V8 internal scripts with empty stack trace.

Source/core/inspector/InspectorDebuggerAgent.cpp

Index: Source/core/inspector/InspectorDebuggerAgent.cpp
diff --git a/Source/core/inspector/InspectorDebuggerAgent.cpp b/Source/core/inspector/InspectorDebuggerAgent.cpp
index 5ef689ff65d29d71b9e0f9595974fc1101a7db9c..e5872a0815509cf5c6efa5405c05931e390916eb 100644
--- a/Source/core/inspector/InspectorDebuggerAgent.cpp
+++ b/Source/core/inspector/InspectorDebuggerAgent.cpp
@@ -1297,7 +1297,9 @@ void InspectorDebuggerAgent::didParseSource(const String& scriptId, const Script
 ScriptDebugListener::SkipPauseRequest InspectorDebuggerAgent::didPause(ScriptState* scriptState, const ScriptValue& callFrames, const ScriptValue& exception, const Vector<String>& hitBreakpoints)
 {
     ScriptDebugListener::SkipPauseRequest result;
-    if (m_javaScriptPauseScheduled)
+    if (callFrames.isEmpty())
+        result = ScriptDebugListener::Continue; // Skip pauses inside V8 internal scripts and on syntax errors.
+    else if (m_javaScriptPauseScheduled)
         result = ScriptDebugListener::NoSkip; // Don't skip explicit pause requests from front-end.
     else if (m_skipAllPauses)
         result = ScriptDebugListener::Continue;