DevTools: allow inspecting browsers using custom front-ends.

chrome/browser/devtools/device/devtools_android_bridge.h

Index: chrome/browser/devtools/device/devtools_android_bridge.h
diff --git a/chrome/browser/devtools/device/devtools_android_bridge.h b/chrome/browser/devtools/device/devtools_android_bridge.h
index d35f8e1c91b166f5e1f370cf88243b1da2417951..af97252208b83eb483ad9e6d3c3fcad81c63c33b 100644
--- a/chrome/browser/devtools/device/devtools_android_bridge.h
+++ b/chrome/browser/devtools/device/devtools_android_bridge.h
@@ -15,6 +15,7 @@
 #include "chrome/browser/devtools/device/android_device_manager.h"
 #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
 #include "components/keyed_service/core/keyed_service.h"
+#include "content/public/browser/devtools_agent_host.h"
 #include "ui/gfx/size.h"
 
 template<typename T> struct DefaultSingletonTraits;
@@ -142,6 +143,8 @@ class DevToolsAndroidBridge
     void Open(const std::string& url,
               const RemotePageCallback& callback);
 
+    scoped_refptr<content::DevToolsAgentHost> GetAgentHost();
+
     scoped_refptr<AndroidWebSocket> CreateWebSocket(
         const std::string& url,
         DevToolsAndroidBridge::AndroidWebSocket::Delegate* delegate);