Merge "Change trace tag." into udc-dev

                    mExecutionStartTimeElapsed - job.enqueueTime,

                    job.getJob().isUserInitiated(),

                    job.shouldTreatAsUserInitiatedJob());

            final String sourcePackage = job.getSourcePackageName();

            if (Trace.isTagEnabled(Trace.TRACE_TAG_SYSTEM_SERVER)) {

                final String componentPackage = job.getServiceComponent().getPackageName();

                String traceTag = "*job*<" + job.getSourceUid() + ">" + sourcePackage;

                if (!sourcePackage.equals(componentPackage)) {

                    traceTag += ":" + componentPackage;

                }

                traceTag += "/" + job.getServiceComponent().getShortClassName();

                if (!componentPackage.equals(job.serviceProcessName)) {

                    traceTag += "$" + job.serviceProcessName;

                }

                if (job.getNamespace() != null) {

                    traceTag += "@" + job.getNamespace();

                }

                traceTag += "#" + job.getJobId();

                // Use the context's ID to distinguish traces since there'll only be one job

                // running per context.

                Trace.asyncTraceForTrackBegin(Trace.TRACE_TAG_SYSTEM_SERVER, "JobScheduler",

                        job.getTag(), getId());

                        traceTag, getId());

            }

            try {

                mBatteryStats.noteJobStart(job.getBatteryName(), job.getSourceUid());

            } catch (RemoteException e) {

                // Whatever.

            }

            final String jobPackage = job.getSourcePackageName();

            final int jobUserId = job.getSourceUserId();

            UsageStatsManagerInternal usageStats =

                    LocalServices.getService(UsageStatsManagerInternal.class);

            usageStats.setLastJobRunTime(jobPackage, jobUserId, mExecutionStartTimeElapsed);

            usageStats.setLastJobRunTime(sourcePackage, jobUserId, mExecutionStartTimeElapsed);

            mAvailable = false;

            mStoppedReason = null;

            mStoppedTime = 0;