[DevTools] Make DevTools clients talk directly to DevToolsAgentHost instead of using DevToolsManage…

content/shell/browser/shell.cc

Index: content/shell/browser/shell.cc
diff --git a/content/shell/browser/shell.cc b/content/shell/browser/shell.cc
index c63ff1553ed44bbe81970479ec60ab7c4dd08001..b10943df253c6d47eaa4cc733ac14c25e32fff26 100644
--- a/content/shell/browser/shell.cc
+++ b/content/shell/browser/shell.cc
@@ -12,7 +12,7 @@
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
-#include "content/public/browser/devtools_manager.h"
+#include "content/public/browser/devtools_agent_host.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/browser/render_view_host.h"
@@ -114,7 +114,7 @@ Shell* Shell::CreateShell(WebContents* web_contents,
 
 void Shell::CloseAllWindows() {
   base::AutoReset<bool> auto_reset(&quit_message_loop_, false);
-  DevToolsManager::GetInstance()->CloseAllClientHosts();
+  DevToolsAgentHost::DetachAllClients();
   std::vector<Shell*> open_windows(windows_);
   for (size_t i = 0; i < open_windows.size(); ++i)
     open_windows[i]->Close();