Remove Parcel::writeIntPtr.

All uses of this API have been removed. It should
never have been made public in the first place.

bug: 15424960

(cherry picked from commit 7da40c0a84dd89e92201448dd5ed3387dc94df2b)

Change-Id: I8d89f62dbdaee7149ef908e0c97417b85e0c48a2
diff --git a/include/binder/Parcel.h b/include/binder/Parcel.h
index ce630bd..96aeee8 100644
--- a/include/binder/Parcel.h
+++ b/include/binder/Parcel.h
@@ -97,7 +97,6 @@
     status_t            writeInt64(int64_t val);
     status_t            writeFloat(float val);
     status_t            writeDouble(double val);
-    status_t            writeIntPtr(intptr_t val);
     status_t            writeCString(const char* str);
     status_t            writeString8(const String8& str);
     status_t            writeString16(const String16& str);
diff --git a/libs/binder/Parcel.cpp b/libs/binder/Parcel.cpp
index e83edd5..27a50a6 100644
--- a/libs/binder/Parcel.cpp
+++ b/libs/binder/Parcel.cpp
@@ -679,11 +679,6 @@
 
 #endif
 
-status_t Parcel::writeIntPtr(intptr_t val)
-{
-    return writeAligned(val);
-}
-
 status_t Parcel::writeCString(const char* str)
 {
     return write(str, strlen(str)+1);