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

chrome/browser/devtools/devtools_window.cc

Index: chrome/browser/devtools/devtools_window.cc
diff --git a/chrome/browser/devtools/devtools_window.cc b/chrome/browser/devtools/devtools_window.cc
index 0dd6dbbc1b6ac44318f101c7e786dd2b2e043b59..d1ba4f91e5d10e2b7fd171003790c9fa673ab60b 100644
--- a/chrome/browser/devtools/devtools_window.cc
+++ b/chrome/browser/devtools/devtools_window.cc
@@ -34,8 +34,6 @@
 #include "components/pref_registry/pref_registry_syncable.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/devtools_agent_host.h"
-#include "content/public/browser/devtools_client_host.h"
-#include "content/public/browser/devtools_manager.h"
 #include "content/public/browser/native_web_keyboard_event.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/navigation_entry.h"
@@ -425,9 +423,7 @@ DevToolsWindow* DevToolsWindow::OpenDevToolsWindowForWorker(
   DevToolsWindow* window = FindDevToolsWindow(worker_agent);
   if (!window) {
     window = DevToolsWindow::CreateDevToolsWindowForWorker(profile);
-    // Will disconnect the current client host if there is one.
-    content::DevToolsManager::GetInstance()->RegisterDevToolsClientHostFor(
-        worker_agent, window->bindings_);
+    window->bindings_->AttachTo(worker_agent);
   }
   window->ScheduleShow(DevToolsToggleAction::Show());
   return window;
@@ -478,8 +474,7 @@ void DevToolsWindow::OpenExternalFrontend(
   if (!window) {
     window = Create(profile, DevToolsUI::GetProxyURL(frontend_url), NULL,
                     false, true, false, "");
-    content::DevToolsManager::GetInstance()->RegisterDevToolsClientHostFor(
-        agent_host, window->bindings_);
+    window->bindings_->AttachTo(agent_host);
   }
   window->ScheduleShow(DevToolsToggleAction::Show());
 }
@@ -492,7 +487,6 @@ DevToolsWindow* DevToolsWindow::ToggleDevToolsWindow(
     const std::string& settings) {
   scoped_refptr<DevToolsAgentHost> agent(
       DevToolsAgentHost::GetOrCreateFor(inspected_rvh));
-  content::DevToolsManager* manager = content::DevToolsManager::GetInstance();
   DevToolsWindow* window = FindDevToolsWindow(agent.get());
   bool do_open = force_open;
   if (!window) {
@@ -502,7 +496,7 @@ DevToolsWindow* DevToolsWindow::ToggleDevToolsWindow(
         base::UserMetricsAction("DevTools_InspectRenderer"));
     window = Create(
         profile, GURL(), inspected_rvh, false, false, true, settings);
-    manager->RegisterDevToolsClientHostFor(agent.get(), window->bindings_);
+    window->bindings_->AttachTo(agent.get());
     do_open = true;
   }
 
@@ -795,10 +789,9 @@ DevToolsWindow* DevToolsWindow::FindDevToolsWindow(
   if (!agent_host || g_instances == NULL)
     return NULL;
   DevToolsWindows* instances = g_instances.Pointer();
-  content::DevToolsManager* manager = content::DevToolsManager::GetInstance();
   for (DevToolsWindows::iterator it(instances->begin()); it != instances->end();
        ++it) {
-    if (manager->GetDevToolsAgentHostFor((*it)->bindings_) == agent_host)
+    if ((*it)->bindings_->IsAttachedTo(agent_host))
       return *it;
   }
   return NULL;
@@ -828,14 +821,7 @@ WebContents* DevToolsWindow::OpenURLFromTab(
         inspected_web_contents->OpenURL(params) : NULL;
   }
 
-  content::DevToolsManager* manager = content::DevToolsManager::GetInstance();
-  scoped_refptr<DevToolsAgentHost> agent_host(
-      manager->GetDevToolsAgentHostFor(bindings_));
-  if (!agent_host.get())
-    return NULL;
-  manager->ClientHostClosing(bindings_);
-  manager->RegisterDevToolsClientHostFor(agent_host.get(),
-                                         bindings_);
+  bindings_->Reattach();
 
   content::NavigationController::LoadURLParams load_url_params(params.url);
   main_web_contents_->GetController().LoadURLWithParams(load_url_params);
@@ -912,10 +898,8 @@ void DevToolsWindow::BeforeUnloadFired(WebContents* tab,
                                        bool* proceed_to_fire_unload) {
   if (!intercepted_page_beforeunload_) {
     // Docked devtools window closed directly.
-    if (proceed) {
-      content::DevToolsManager::GetInstance()->ClientHostClosing(
-          bindings_);
-    }
+    if (proceed)
+      bindings_->Detach();
     *proceed_to_fire_unload = proceed;
   } else {
     // Inspected page is attempting to close.