libbinder_ndk: AParcel 'operator->' -> 'get'

Using 'operator->' directly is not very readable, and I'd rather not
have both. This is much cleaner.

Bug: 111445392
Test: ./ndk/runtests.sh
Change-Id: Ifcd828ee226225ddd298719e640f0d22bd9e5013
diff --git a/libs/binder/ndk/parcel_internal.h b/libs/binder/ndk/parcel_internal.h
index b6a9110..d69971f 100644
--- a/libs/binder/ndk/parcel_internal.h
+++ b/libs/binder/ndk/parcel_internal.h
@@ -24,8 +24,8 @@
 #include "ibinder_internal.h"
 
 struct AParcel {
-    const ::android::Parcel* operator->() const { return mParcel; }
-    ::android::Parcel* operator->() { return mParcel; }
+    const ::android::Parcel* get() const { return mParcel; }
+    ::android::Parcel* get() { return mParcel; }
 
     AParcel(const AIBinder* binder) : AParcel(binder, new ::android::Parcel, true /*owns*/) {}
     AParcel(const AIBinder* binder, ::android::Parcel* parcel, bool owns)