When passing a size_t via binder, use 64-bits unconditionally

64-bits is almost always over-kill.  But it's easier and cleaner to change
the binder code to be accurate, than to rename all the the API parameter
types to be 32-bit.

Bug: 12381724
Change-Id: Ib8f198d814a2027760ef24e9e3feacee21a973b1
diff --git a/media/libmedia/IMediaLogService.cpp b/media/libmedia/IMediaLogService.cpp
index 33239a7..8a66c7c 100644
--- a/media/libmedia/IMediaLogService.cpp
+++ b/media/libmedia/IMediaLogService.cpp
@@ -43,7 +43,7 @@
         Parcel data, reply;
         data.writeInterfaceToken(IMediaLogService::getInterfaceDescriptor());
         data.writeStrongBinder(shared->asBinder());
-        data.writeInt32((int32_t) size);
+        data.writeInt64((int64_t) size);
         data.writeCString(name);
         status_t status = remote()->transact(REGISTER_WRITER, data, &reply);
         // FIXME ignores status
@@ -71,7 +71,7 @@
         case REGISTER_WRITER: {
             CHECK_INTERFACE(IMediaLogService, data, reply);
             sp<IMemory> shared = interface_cast<IMemory>(data.readStrongBinder());
-            size_t size = (size_t) data.readInt32();
+            size_t size = (size_t) data.readInt64();
             const char *name = data.readCString();
             registerWriter(shared, size, name);
             return NO_ERROR;