Add the EGL_ANDROID_get_frame_timestamps extension

Change-Id: Ia7d1c10f0b8bd1f2f6dc7dc180764cb1b4fdbf6f
diff --git a/opengl/specs/README b/opengl/specs/README
index 8f1eaf3..f0c024e 100644
--- a/opengl/specs/README
+++ b/opengl/specs/README
@@ -19,4 +19,11 @@
 0x314A               EGL_IMAGE_CROP_RIGHT_ANDROID (EGL_ANDROID_image_crop)
 0x314B               EGL_IMAGE_CROP_BOTTOM_ANDROID (EGL_ANDROID_image_crop)
 0x314C               EGL_FRONT_BUFFER_AUTO_REFRESH_ANDROID (EGL_ANDROID_front_buffer_auto_refresh)
-0x314D - 0x314F      (unused)
+0x314D               EGL_TIMESTAMPS_ANDROID (EGL_ANDROID_get_frame_timestamps)
+0x314E               EGL_QUEUE_TIME_ANDROID (EGL_ANDROID_get_frame_timestamps)
+0x314F               EGL_RENDERING_COMPLETE_TIME_ANDROID (EGL_ANDROID_get_frame_timestamps)
+0x3430               EGL_COMPOSITION_START_TIME_ANDROID (EGL_ANDROID_get_frame_timestamps)
+0x3431               EGL_COMPOSITION_FINISHED_TIME_ANDROID (EGL_ANDROID_get_frame_timestamps)
+0x3432               EGL_DISPLAY_RETIRE_TIME_ANDROID (EGL_ANDROID_get_frame_timestamps)
+0x3433               EGL_READS_DONE_TIME_ANDROID (EGL_ANDROID_get_frame_timestamps)
+0x3434 - 0x343F      (unused)