Implement Parcelling functions for InputWindowInfo

In preparation for parcelling across the SurfaceControl interface.
As a dependency we move the parcelling of InputChannels from
frameworks/base JNI code in to InputChannel.h.

Bug: 80101428
Bug: 113136004
Bug: 111440400
Test: None
Change-Id: Ib27f03282e9872274b834bb00737fd351e7a1b30
diff --git a/libs/gui/tests/Android.bp b/libs/gui/tests/Android.bp
index 02064c6..7ecadf8 100644
--- a/libs/gui/tests/Android.bp
+++ b/libs/gui/tests/Android.bp
@@ -44,6 +44,7 @@
         "libgui",
         "libhidlbase",
         "libhidltransport",
+        "libinput",
         "libui",
         "libutils",
         "libnativewindow"