arc: enable Android tracing in verified-boot mode

components/arc/common/arc_bridge.mojom

Index: components/arc/common/arc_bridge.mojom
diff --git a/components/arc/common/arc_bridge.mojom b/components/arc/common/arc_bridge.mojom
index 94b0aa8767cd83b378a10b7a94cdc1e654f399ca..a7f511aed40129ed12c888d288c28c29e532993e 100644
--- a/components/arc/common/arc_bridge.mojom
+++ b/components/arc/common/arc_bridge.mojom
@@ -25,13 +25,14 @@ import "power.mojom";
 import "print.mojom";
 import "process.mojom";
 import "storage_manager.mojom";
+import "trace.mojom";
 import "tts.mojom";
 import "video.mojom";
 import "wallpaper.mojom";
 
-// Next MinVersion: 21
+// Next MinVersion: 22
 // Deprecated method IDs: 101, 105
-// Next method ID: 127
+// Next method ID: 128
 interface ArcBridgeHost {
   // Keep the entries alphabetical. In order to do so without breaking
   // compatibility with the ARC instance, explicitly assign each interface a
@@ -105,6 +106,9 @@ interface ArcBridgeHost {
   // Notifies Chrome that the StorageManagerInstance interface is ready.
   [MinVersion=12] OnStorageManagerInstanceReady@118(StorageManagerInstance instance_ptr);
 
+  // Notifies Chrome that the TraceInstance interface is ready.
+  [MinVersion=21] OnTraceInstanceReady@127(TraceInstance instance_ptr);
+
   // Notifies Chrome that the TtsInstance interface is ready.
   [MinVersion=17] OnTtsInstanceReady@123(TtsInstance instance_ptr);