Use modern c++ code style for incidentd.

This cl does not contain code logic changes.

Bug: 77333635
Test: manual and incidentd_test
Change-Id: Iea0a402b1051defd45159ca267e6dd705f9ffa49
diff --git a/cmds/incidentd/src/Reporter.cpp b/cmds/incidentd/src/Reporter.cpp
index fc8a6db..103004d 100644
--- a/cmds/incidentd/src/Reporter.cpp
+++ b/cmds/incidentd/src/Reporter.cpp
@@ -37,6 +37,10 @@
  */
 static const char* INCIDENT_DIRECTORY = "/data/misc/incidents/";
 
+namespace android {
+namespace os {
+namespace incidentd {
+
 // ================================================================================
 ReportRequest::ReportRequest(const IncidentReportArgs& a,
                              const sp<IIncidentReportStatusListener>& l, int f)
@@ -320,3 +324,7 @@
 
     return REPORT_FINISHED;
 }
+
+}  // namespace incidentd
+}  // namespace os
+}  // namespace android