SF: Test coverage for EventThread

Add a unit test to cover EventThread.cpp

Test: atest libsurfaceflinger_unittest
Bug: 74827900
Change-Id: If9479cd9deedff836068cb53e7da2cb64041aea1
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 588d24c..a837d01 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -636,14 +636,21 @@
     mEventThreadSource =
             std::make_unique<DispSyncSource>(&mPrimaryDispSync, SurfaceFlinger::vsyncPhaseOffsetNs,
                                              true, "app");
-    mEventThread = std::make_unique<impl::EventThread>(mEventThreadSource.get(), *this, false,
+    mEventThread = std::make_unique<impl::EventThread>(mEventThreadSource.get(),
+                                                       [this]() { resyncWithRateLimit(); },
+                                                       impl::EventThread::InterceptVSyncsCallback(),
                                                        "appEventThread");
     mSfEventThreadSource =
             std::make_unique<DispSyncSource>(&mPrimaryDispSync,
                                              SurfaceFlinger::sfVsyncPhaseOffsetNs, true, "sf");
 
-    mSFEventThread = std::make_unique<impl::EventThread>(mSfEventThreadSource.get(), *this, true,
-                                                         "sfEventThread");
+    mSFEventThread =
+            std::make_unique<impl::EventThread>(mSfEventThreadSource.get(),
+                                                [this]() { resyncWithRateLimit(); },
+                                                [this](nsecs_t timestamp) {
+                                                    mInterceptor->saveVSyncEvent(timestamp);
+                                                },
+                                                "sfEventThread");
     mEventQueue->setEventThread(mSFEventThread.get());
     mVsyncModulator.setEventThread(mSFEventThread.get());
 
@@ -1132,9 +1139,11 @@
             ALOGV("VSync Injections enabled");
             if (mVSyncInjector.get() == nullptr) {
                 mVSyncInjector = std::make_unique<InjectVSyncSource>();
-                mInjectorEventThread =
-                        std::make_unique<impl::EventThread>(mVSyncInjector.get(), *this, false,
-                                                            "injEventThread");
+                mInjectorEventThread = std::make_unique<
+                        impl::EventThread>(mVSyncInjector.get(),
+                                           [this]() { resyncWithRateLimit(); },
+                                           impl::EventThread::InterceptVSyncsCallback(),
+                                           "injEventThread");
             }
             mEventQueue->setEventThread(mInjectorEventThread.get());
         } else {