RFR (S): 8149689: [JVMCI] CodeInstaller::pd_patch_DataSectionReference should be able to throw exceptions

[Christian Thalinger]

https://bugs.openjdk.java.net/browse/JDK-8149689
http://cr.openjdk.java.net/~twisti/8149689/webrev.01/

All the other CodeInstaller::pd_patch_* methods can throw exceptions except this one.  This fixes the AArch64 issue I introduced with 8149415.