DevTools: add initial support for shared workers debugging

content/browser/debugger/devtools_window.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <algorithm>
 
 #include "base/command_line.h"
 #include "base/json/json_writer.h"
 #include "base/stringprintf.h"
 #include "base/string_number_conversions.h"
@@ skipping 57 matching lines @@
     RenderViewHost* window_rvh) {
   for (DevToolsWindowList::iterator it = instances_.begin();
        it != instances_.end(); ++it) {
     if ((*it)->GetRenderViewHost() == window_rvh)
       return *it;
   }
   return NULL;
 }
 
 // static
+DevToolsWindow* DevToolsWindow::CreateDevToolsWindowForWorker(
+    Profile* profile) {
+  return new DevToolsWindow(profile, NULL, false);
+}
+
+// static
 DevToolsWindow* DevToolsWindow::OpenDevToolsWindow(
     RenderViewHost* inspected_rvh) {
   return ToggleDevToolsWindow(inspected_rvh, true,
                               DEVTOOLS_TOGGLE_ACTION_NONE);
 }
 
 // static
 DevToolsWindow* DevToolsWindow::ToggleDevToolsWindow(
     RenderViewHost* inspected_rvh,
     DevToolsToggleAction action) {
@@ skipping 36 matching lines @@
   registrar_.Add(this,
                  content::NOTIFICATION_LOAD_STOP,
                  Source<NavigationController>(&tab_contents_->controller()));
   registrar_.Add(this,
                  content::NOTIFICATION_TAB_CLOSING,
                  Source<NavigationController>(&tab_contents_->controller()));
   registrar_.Add(
       this,
       chrome::NOTIFICATION_BROWSER_THEME_CHANGED,
       Source<ThemeService>(ThemeServiceFactory::GetForProfile(profile_)));
-  TabContents* tab = inspected_rvh->delegate()->GetAsTabContents();
-  if (tab)
-    inspected_tab_ = TabContentsWrapper::GetCurrentWrapperForContents(tab);
-
+  // There is no inspected_rvh in case of shared workers.
+  if (inspected_rvh) {
+    TabContents* tab = inspected_rvh->delegate()->GetAsTabContents();
+    if (tab)
+      inspected_tab_ = TabContentsWrapper::GetCurrentWrapperForContents(tab);
+  }
   instances_.push_back(this);
 }
 
 DevToolsWindow::~DevToolsWindow() {
   DevToolsWindowList::iterator it = std::find(instances_.begin(),
                                               instances_.end(),
                                               this);
   DCHECK(it != instances_.end());
   instances_.erase(it);
 }
@@ skipping 422 matching lines @@
   return *it;
 }
 
 content::JavaScriptDialogCreator* DevToolsWindow::GetJavaScriptDialogCreator() {
   if (inspected_tab_ && inspected_tab_->tab_contents()->delegate()) {
     return inspected_tab_->tab_contents()->delegate()->
         GetJavaScriptDialogCreator();
   }
   return TabContentsDelegate::GetJavaScriptDialogCreator();
 }