[inspector] Make InspectorTest.sendCommand* private

test/inspector/inspector-test.cc

Index: test/inspector/inspector-test.cc
diff --git a/test/inspector/inspector-test.cc b/test/inspector/inspector-test.cc
index 58486cf493e4d8452143056b24263f7b48aea78b..e073bfafddf9587fb6dc9ec6a009537b72cd00a7 100644
--- a/test/inspector/inspector-test.cc
+++ b/test/inspector/inspector-test.cc
@@ -157,7 +157,7 @@ class FrontendChannelImpl : public InspectorClientImpl::FrontendChannel {
 
   void SendMessageToFrontend(const v8_inspector::StringView& message) final {
     v8_inspector::String16Builder script;
-    script.append("InspectorTest.dispatchMessage(");
+    script.append("InspectorTest._dispatchMessage(");
     script.append(ToString16(message));
     script.append(")");
     frontend_task_runner_->Append(new ExecuteStringTask(script.toString()));