Trace revision and v8 version for IterationInfo

content/browser/tracing/tracing_controller_impl.cc

Index: content/browser/tracing/tracing_controller_impl.cc
diff --git a/content/browser/tracing/tracing_controller_impl.cc b/content/browser/tracing/tracing_controller_impl.cc
index 8380c45c44cd2924301ebd3b7e34f803daf23480..9c1bfbe887e0b91c87bae3e75477b9c444fc3f2e 100644
--- a/content/browser/tracing/tracing_controller_impl.cc
+++ b/content/browser/tracing/tracing_controller_impl.cc
@@ -28,6 +28,7 @@
 #include "content/public/common/child_process_host.h"
 #include "content/public/common/content_client.h"
 #include "content/public/common/content_switches.h"
+#include "content/public/common/user_agent.h"
 #include "gpu/config/gpu_info.h"
 #include "net/base/network_change_notifier.h"
 
@@ -114,6 +115,8 @@ std::unique_ptr<base::DictionaryValue> GenerateTracingMetadataDict() {
 
   metadata_dict->SetString("network-type", GetNetworkTypeString());
   metadata_dict->SetString("product-version", GetContentClient()->GetProduct());
+  metadata_dict->SetString("blink-version", content::GetWebKitVersion());
+  metadata_dict->SetString("revision", GetContentClient()->GetLastChange());

[nednguyen, 2016/06/17 20:38:12]

Can we also have v8 revision? :)

   metadata_dict->SetString("user-agent", GetContentClient()->GetUserAgent());
 
   // OS