arc: enable Android tracing in verified-boot mode

chrome/browser/chromeos/BUILD.gn

Index: chrome/browser/chromeos/BUILD.gn
diff --git a/chrome/browser/chromeos/BUILD.gn b/chrome/browser/chromeos/BUILD.gn
index fdd79c2f610e9719e408c67109c1ecbb964d87cb..340dda1c20c0beb64f077f2eb0b1d8ec676eed48 100644
--- a/chrome/browser/chromeos/BUILD.gn
+++ b/chrome/browser/chromeos/BUILD.gn
@@ -302,6 +302,10 @@ source_set("chromeos") {
     "arc/process/arc_process.h",
     "arc/process/arc_process_service.cc",
     "arc/process/arc_process_service.h",
+    "arc/trace/arc_trace_bridge.cc",
+    "arc/trace/arc_trace_bridge.h",
+    "arc/trace/arc_trace_reader.cc",

[Luis Héctor Chávez, 2017/02/10 17:43:54]

I didn't see anything that warrants the reader to be in chrome/browser/chromeos.
Can you move it to components/arc/trace?

[Earl Ou, 2017/03/22 11:38:25]

There is no arc_trace_reader.* now.

+    "arc/trace/arc_trace_reader.h",
     "arc/tts/arc_tts_service.cc",
     "arc/tts/arc_tts_service.h",
     "arc/video/gpu_arc_video_service_host.cc",