Adding inline comments to improve readability.

Author: ashgti

lldb/unittests/DAP/DAPTest.cpp

@@ -55,8 +55,9 @@ class DAPTest : public testing::Test {
 };
 
 TEST_F(DAPTest, SendProtocolMessages) {
-  DAP dap{nullptr, ReplMode::Auto, {}, *to_dap};
-  dap.Send(Event{"my-event", std::nullopt});
+  DAP dap{/*log=*/nullptr, /*default_repl_mode=*/ReplMode::Auto,
+          /*pre_init_commands=*/{}, /*transport=*/*to_dap};
+  dap.Send(Event{/*event=*/"my-event", /*body=*/std::nullopt});
   ASSERT_THAT_EXPECTED(from_dap->Read(std::chrono::milliseconds(1)),
                        HasValue(testing::VariantWith<Event>(testing::FieldsAre(
                            /*event=*/"my-event", /*body=*/std::nullopt))));