Add support for external out-of-process PPAPI plugins in the browser.

chrome/browser/chrome_content_browser_client.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/chrome_content_browser_client.h"
 
 #include <set>
 #include <utility>
 #include <vector>
 
@@ skipping 22 matching lines @@
 #include "chrome/browser/extensions/extension_process_manager.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_system.h"
 #include "chrome/browser/extensions/extension_web_ui.h"
 #include "chrome/browser/extensions/extension_webkit_preferences.h"
 #include "chrome/browser/extensions/message_handler.h"
 #include "chrome/browser/geolocation/chrome_access_token_store.h"
 #include "chrome/browser/google/google_util.h"
 #include "chrome/browser/infobars/infobar_tab_helper.h"
 #include "chrome/browser/media/media_internals.h"
+#include "chrome/browser/nacl_host/nacl_process_host.h"
 #include "chrome/browser/net/chrome_net_log.h"
 #include "chrome/browser/notifications/desktop_notification_service.h"
 #include "chrome/browser/notifications/desktop_notification_service_factory.h"
 #include "chrome/browser/pepper_gtalk_message_filter.h"
 #include "chrome/browser/platform_util.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/prefs/scoped_user_pref_update.h"
 #include "chrome/browser/prerender/prerender_manager.h"
 #include "chrome/browser/prerender/prerender_manager_factory.h"
 #include "chrome/browser/prerender/prerender_message_filter.h"
@@ skipping 29 matching lines @@
 #include "chrome/common/extensions/extension_set.h"
 #include "chrome/common/extensions/permissions/socket_permission.h"
 #include "chrome/common/logging_chrome.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/render_messages.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/browser_child_process_host.h"
 #include "content/public/browser/browser_main_parts.h"
 #include "content/public/browser/browser_ppapi_host.h"
 #include "content/public/browser/browser_url_handler.h"
+#include "content/public/browser/child_process_data.h"
 #include "content/public/browser/child_process_security_policy.h"
 #include "content/public/browser/compositor_util.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/resource_context.h"
 #include "content/public/browser/site_instance.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_view.h"
 #include "content/public/common/child_process_host.h"
 #include "content/public/common/content_descriptors.h"
@@ skipping 38 matching lines @@
 #if defined(OS_ANDROID)
 #include "ui/base/ui_base_paths.h"
 #endif
 
 #if defined(USE_NSS)
 #include "chrome/browser/ui/crypto_module_password_dialog.h"
 #endif
 
 using base::FileDescriptor;
 using content::AccessTokenStore;
+using content::BrowserChildProcessHostIterator;
 using content::BrowserThread;
 using content::BrowserURLHandler;
 using content::ChildProcessSecurityPolicy;
 using content::FileDescriptorInfo;
 using content::QuotaPermissionContext;
 using content::RenderViewHost;
 using content::SiteInstance;
 using content::WebContents;
 using extensions::APIPermission;
 using extensions::Extension;
@@ skipping 1545 matching lines @@
   return l10n_util::GetStringUTF8(IDS_DEFAULT_DOWNLOAD_FILENAME);
 }
 
 void ChromeContentBrowserClient::DidCreatePpapiPlugin(
     content::BrowserPpapiHost* browser_host) {
   browser_host->GetPpapiHost()->AddHostFactoryFilter(
       scoped_ptr<ppapi::host::HostFactory>(
           new ChromeBrowserPepperHostFactory(browser_host)));
 }
 
+content::BrowserPpapiHost*
+    ChromeContentBrowserClient::GetExternalBrowserPpapiHost(
+        int plugin_process_id) {
+  BrowserChildProcessHostIterator iter(content::PROCESS_TYPE_NACL_LOADER);
+  while (!iter.Done()) {
+    NaClProcessHost* host = static_cast<NaClProcessHost*>(iter.GetDelegate());
+    if (host->process() &&
+        host->process()->GetData().id == plugin_process_id) {
+      // Found the plugin.
+      return host->browser_ppapi_host();
+    }
+    ++iter;
+  }
+  return NULL;
+}
+
 bool ChromeContentBrowserClient::AllowPepperSocketAPI(
     content::BrowserContext* browser_context,
     const GURL& url,
     const content::SocketPermissionRequest& params) {
   if (!url.is_valid())
     return false;
 
   std::string host = url.host();
   if (url.SchemeIs(kExtensionScheme) && allowed_socket_origins_.count(host))
     return true;
@@ skipping 161 matching lines @@
     partition_id = extension->id();
   }
 
   // Enforce that IsValidStoragePartitionId() implementation stays in sync.
   DCHECK(IsValidStoragePartitionId(browser_context, partition_id));
   return partition_id;
 }
 
 
 }  // namespace chrome