Revert "SF: pass a render rate to VsyncTracker instead of a divisor"

Revert submission 21422016

Reason for revert: DM P0 (b/269561042)

Reverted changes: /q/submissionid:21422016

Bug: 269561042
Change-Id: I118dd75ea379673d649d3c75960f18ef45b3749f
(cherry picked from commit 3d21d3afa1056efacf702b74449f9e2e7b5701f1)
Merged-In: I118dd75ea379673d649d3c75960f18ef45b3749f
diff --git a/services/surfaceflinger/tests/unittests/VSyncDispatchTimerQueueTest.cpp b/services/surfaceflinger/tests/unittests/VSyncDispatchTimerQueueTest.cpp
index f143b49..14a2860 100644
--- a/services/surfaceflinger/tests/unittests/VSyncDispatchTimerQueueTest.cpp
+++ b/services/surfaceflinger/tests/unittests/VSyncDispatchTimerQueueTest.cpp
@@ -55,7 +55,7 @@
     MOCK_METHOD0(resetModel, void());
     MOCK_CONST_METHOD0(needsMoreSamples, bool());
     MOCK_CONST_METHOD2(isVSyncInPhase, bool(nsecs_t, Fps));
-    MOCK_METHOD(void, setRenderRate, (Fps), (override));
+    MOCK_METHOD(void, setDivisor, (unsigned), (override));
     MOCK_CONST_METHOD1(dump, void(std::string&));
 
     nsecs_t nextVSyncTime(nsecs_t timePoint) const {