Make setTimeLapseConfig take frequencies instead of periods.

Test: Manual use of Camera, Movies, Photos and YouTube apps.

Test: With CtsMediaTestCases.apk installed,
adb shell am instrument -e size small -w
'android.media.cts/android.support.test.runner.AndroidJUnitRunner'

Bug: 37302530
Change-Id: I63ba807955c2e2a7ec7f6ecc2d8a832f252c0c1b
diff --git a/media/omx/1.0/IGraphicBufferSource.hal b/media/omx/1.0/IGraphicBufferSource.hal
index 49383c0..494d0cb 100644
--- a/media/omx/1.0/IGraphicBufferSource.hal
+++ b/media/omx/1.0/IGraphicBufferSource.hal
@@ -37,7 +37,7 @@
 
     setMaxFps(float maxFps) generates (Status status);
 
-    setTimeLapseConfig(int64_t timePerFrameUs, int64_t timePerCaptureUs) generates (Status status);
+    setTimeLapseConfig(double fps, double captureFps) generates (Status status);
 
     setStartTimeUs(int64_t startTimeUs) generates (Status status);