Add a new field "source" in launchData of chrome.app.runtime.onLaunched() to trace launch source.

extensions/shell/browser/shell_extension_system.cc

Index: extensions/shell/browser/shell_extension_system.cc
diff --git a/extensions/shell/browser/shell_extension_system.cc b/extensions/shell/browser/shell_extension_system.cc
index f924ab5af62c43c537474e603488c2fc25b04505..fcfa8a76058c25ab76d82ccafaedf0a50a47aa44 100644
--- a/extensions/shell/browser/shell_extension_system.cc
+++ b/extensions/shell/browser/shell_extension_system.cc
@@ -23,6 +23,7 @@
 #include "extensions/browser/process_manager.h"
 #include "extensions/browser/quota_service.h"
 #include "extensions/browser/runtime_data.h"
+#include "extensions/common/constants.h"
 #include "extensions/common/file_util.h"
 
 using content::BrowserContext;
@@ -81,8 +82,8 @@ bool ShellExtensionSystem::LoadApp(const base::FilePath& app_dir) {
 void ShellExtensionSystem::LaunchApp() {
   // Send the onLaunched event.
   DCHECK(extension_.get());
-  AppRuntimeEventRouter::DispatchOnLaunchedEvent(browser_context_,
-                                                 extension_.get());
+  AppRuntimeEventRouter::DispatchOnLaunchedEvent(
+      browser_context_, extension_.get(), extensions::SOURCE_ATHENA);

[benwells, 2014/10/28 21:22:48]

This should probably be SOURCE_UNKNOWN.

[cylee1, 2014/10/29 16:40:00]

Done.

 }
 
 void ShellExtensionSystem::Shutdown() {