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/Privacy.h b/cmds/incidentd/src/Privacy.h
index 6b6de9c..a3df490 100644
--- a/cmds/incidentd/src/Privacy.h
+++ b/cmds/incidentd/src/Privacy.h
@@ -20,6 +20,10 @@
 
 #include <stdint.h>
 
+namespace android {
+namespace os {
+namespace incidentd {
+
 // This is the default value of DEST enum, sync with privacy.proto
 const uint8_t DEST_UNSET = 255;  // DEST_UNSET is not exposed to libincident
 const uint8_t DEST_DEFAULT_VALUE = DEST_UNSET;
@@ -82,4 +86,8 @@
     PrivacySpec(uint8_t dest) : dest(dest) {}
 };
 
+}  // namespace incidentd
+}  // namespace os
+}  // namespace android
+
 #endif  // PRIVACY_H