Introduces DevToolsManagerDelegate.

content/browser/devtools/devtools_manager_impl.cc

Index: content/browser/devtools/devtools_manager_impl.cc
diff --git a/content/browser/devtools/devtools_manager_impl.cc b/content/browser/devtools/devtools_manager_impl.cc
index 56b2dd7d2f420cd1830a9b9d6a431a4acd3bbe3b..592d746114b2a3d7fb4a07215ce4cd532270b951 100644
--- a/content/browser/devtools/devtools_manager_impl.cc
+++ b/content/browser/devtools/devtools_manager_impl.cc
@@ -13,7 +13,9 @@
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/web_contents/web_contents_impl.h"
 #include "content/public/browser/browser_thread.h"
+#include "content/public/browser/content_browser_client.h"
 #include "content/public/browser/devtools_client_host.h"
+#include "content/public/browser/devtools_manager_delegate.h"
 
 namespace content {
 
@@ -27,7 +29,8 @@ DevToolsManagerImpl* DevToolsManagerImpl::GetInstance() {
   return Singleton<DevToolsManagerImpl>::get();
 }
 
-DevToolsManagerImpl::DevToolsManagerImpl() {
+DevToolsManagerImpl::DevToolsManagerImpl()
+    : delegate_(GetContentClient()->browser()->GetDevToolsManagerDelegate()) {
 }
 
 DevToolsManagerImpl::~DevToolsManagerImpl() {
@@ -181,6 +184,12 @@ void DevToolsManagerImpl::RemoveAgentStateCallback(const Callback& callback) {
   callbacks_.erase(it);
 }
 
+void DevToolsManagerImpl::Inspect(BrowserContext* browser_context,
+                                  DevToolsAgentHost* agent_host) {
+  if (delegate_)
+    delegate_->Inspect(browser_context, agent_host);
+}
+
 void DevToolsManagerImpl::NotifyObservers(DevToolsAgentHost* agent_host,
                                           bool attached) {
   CallbackContainer copy(callbacks_);