SF: Rename VsyncModulator

Adopt Vsync/vsync spelling over the awkward and less common VSync/vSync.

Bug: 160012986
Test: Build
Change-Id: Ibe230906e969d2ef8100ca7b1f5650dfe227c927
diff --git a/services/surfaceflinger/tests/unittests/Android.bp b/services/surfaceflinger/tests/unittests/Android.bp
index c46c914..4a59c19 100644
--- a/services/surfaceflinger/tests/unittests/Android.bp
+++ b/services/surfaceflinger/tests/unittests/Android.bp
@@ -61,7 +61,7 @@
         "StrongTypingTest.cpp",
         "VSyncDispatchTimerQueueTest.cpp",
         "VSyncDispatchRealtimeTest.cpp",
-        "VSyncModulatorTest.cpp",
+        "VsyncModulatorTest.cpp",
         "VSyncPredictorTest.cpp",
         "VSyncReactorTest.cpp",
         "mock/DisplayHardware/MockComposer.cpp",
diff --git a/services/surfaceflinger/tests/unittests/VSyncModulatorTest.cpp b/services/surfaceflinger/tests/unittests/VsyncModulatorTest.cpp
similarity index 99%
rename from services/surfaceflinger/tests/unittests/VSyncModulatorTest.cpp
rename to services/surfaceflinger/tests/unittests/VsyncModulatorTest.cpp
index af1e84b..edff16c 100644
--- a/services/surfaceflinger/tests/unittests/VSyncModulatorTest.cpp
+++ b/services/surfaceflinger/tests/unittests/VsyncModulatorTest.cpp
@@ -18,7 +18,7 @@
 #define LOG_TAG "LibSurfaceFlingerUnittests"
 #define LOG_NDEBUG 0
 
-#include "Scheduler/VSyncModulator.h"
+#include "Scheduler/VsyncModulator.h"
 
 #include <gmock/gmock.h>
 #include <gtest/gtest.h>