Merge "Remove package name from the attribution tag." into rvc-dev

    private void processHistoricalOp(AppOpsManager.HistoricalOp op,

            List<AppOpEntry> opsList, int uid, int samplingRatio, String packageName,

            @Nullable String attributionTag) {

        AppOpEntry entry = new AppOpEntry(packageName, attributionTag, op, uid);

        int firstChar = 0;

        if (attributionTag != null && attributionTag.startsWith(packageName)) {

            firstChar = packageName.length();

            if (firstChar < attributionTag.length() && attributionTag.charAt(firstChar) == '.') {

                firstChar++;

            }

        }

        AppOpEntry entry = new AppOpEntry(packageName,

                attributionTag == null ? null : attributionTag.substring(firstChar), op,

                uid);

        if (entry.mHash < samplingRatio) {

            opsList.add(entry);

        }