Extension/Platform App window isolation

chrome/browser/ui/extensions/shell_window.cc

 // Copyright (c) 2012 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 "chrome/browser/ui/extensions/shell_window.h"
 
 #include "chrome/browser/extensions/extension_process_manager.h"
 #include "chrome/browser/extensions/extension_tabs_module_constants.h"
 #include "chrome/browser/extensions/extension_window_controller.h"
 #include "chrome/browser/extensions/shell_window_registry.h"
@@ skipping 28 matching lines @@
   ShellWindowController(ShellWindow* shell_window, Profile* profile);
 
   // Overriden from ExtensionWindowController
   virtual int GetWindowId() const OVERRIDE;
   virtual std::string GetWindowTypeText() const OVERRIDE;
   virtual base::DictionaryValue* CreateWindowValueWithTabs() const OVERRIDE;
   virtual bool CanClose(Reason* reason) const OVERRIDE;
   virtual void SetFullscreenMode(bool is_fullscreen,
                                  const GURL& extension_url) const OVERRIDE;
 
+ protected:
+  virtual bool IsVisibleToExtension(const Extension* extension) const OVERRIDE;
+
  private:
   ShellWindow* shell_window_;
 
   DISALLOW_COPY_AND_ASSIGN(ShellWindowController);
 };
 
 ShellWindowController::ShellWindowController(
     ShellWindow* shell_window,
     Profile* profile)
     : ExtensionWindowController(shell_window, profile),
@@ skipping 15 matching lines @@
 
 bool ShellWindowController::CanClose(Reason* reason) const {
   return true;
 }
 
 void ShellWindowController::SetFullscreenMode(bool is_fullscreen,
                                               const GURL& extension_url) const {
   // TODO(mihaip): implement
 }
 
+bool ShellWindowController::IsVisibleToExtension(const Extension* extension)
+    const {
+  return shell_window_->extension() == extension;
+}
+
 }  // namespace internal
 
 ShellWindow* ShellWindow::Create(Profile* profile,
                                  const Extension* extension,
                                  const GURL& url) {
   // This object will delete itself when the window is closed.
   return ShellWindow::CreateImpl(profile, extension, url);
 }
 
 ShellWindow::ShellWindow(Profile* profile,
@@ skipping 101 matching lines @@
 }
 
 ExtensionWindowController* ShellWindow::GetExtensionWindowController() const {
   return extension_window_controller_.get();
 }
 
 void ShellWindow::OnRequest(const ExtensionHostMsg_Request_Params& params) {
   extension_function_dispatcher_.Dispatch(params,
                                           web_contents_->GetRenderViewHost());
 }