Add setFrameRate() api

setFrameRate() is a new api in Android 11 that will enable apps to
specify their intended frame rate.

Bug: 143912624
Bug: 137287430

Test: Added a new CTS test - android.graphics.cts.SetFrameRateTest.

Change-Id: I0150055fbffd37f2d644829e9dadbfc517045d8e
diff --git a/libs/nativewindow/libnativewindow.map.txt b/libs/nativewindow/libnativewindow.map.txt
index f59e8f0..3002da2 100644
--- a/libs/nativewindow/libnativewindow.map.txt
+++ b/libs/nativewindow/libnativewindow.map.txt
@@ -43,6 +43,7 @@
     ANativeWindow_setDequeueTimeout; # apex # introduced=30
     ANativeWindow_setSharedBufferMode; # llndk
     ANativeWindow_setSwapInterval; # llndk
+    ANativeWindow_setFrameRate; # introduced=30
     ANativeWindow_setUsage; # llndk
     ANativeWindow_unlockAndPost;
   local: