Revert of [instrumentation] Turn inspector override "probes" return values into output parameters.

third_party/WebKit/Source/core/inspector/InspectorWorkerAgent.cpp

Index: third_party/WebKit/Source/core/inspector/InspectorWorkerAgent.cpp
diff --git a/third_party/WebKit/Source/core/inspector/InspectorWorkerAgent.cpp b/third_party/WebKit/Source/core/inspector/InspectorWorkerAgent.cpp
index d2fedb28222ec7838977dfdfb73a2369292a9713..ec4dc34bce80a66e73ae831e41df39fead849736 100644
--- a/third_party/WebKit/Source/core/inspector/InspectorWorkerAgent.cpp
+++ b/third_party/WebKit/Source/core/inspector/InspectorWorkerAgent.cpp
@@ -112,10 +112,10 @@
     idProxy.value->writeTimelineStartedEvent(sessionId);
 }
 
-void InspectorWorkerAgent::shouldWaitForDebuggerOnWorkerStart(bool* result) {
-  if (autoAttachEnabled() &&
-      m_state->booleanProperty(WorkerAgentState::waitForDebuggerOnStart, false))
-    *result = true;
+bool InspectorWorkerAgent::shouldWaitForDebuggerOnWorkerStart() {
+  return autoAttachEnabled() &&
+         m_state->booleanProperty(WorkerAgentState::waitForDebuggerOnStart,
+                                  false);
 }
 
 void InspectorWorkerAgent::didStartWorker(WorkerInspectorProxy* proxy,