Support window.opener after a process swap.

chrome/common/chrome_content_client.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 "chrome/common/chrome_content_client.h"
 
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/string_split.h"
 #include "base/string_util.h"
 #include "chrome/common/child_process_logging.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
+#include "chrome/common/render_messages.h"
 #include "content/common/pepper_plugin_registry.h"
 #include "remoting/client/plugin/pepper_entrypoints.h"
 
 namespace {
 
 const char* kPDFPluginName = "Chrome PDF Viewer";
 const char* kPDFPluginMimeType = "application/pdf";
 const char* kPDFPluginExtension = "pdf";
 const char* kPDFPluginDescription = "Portable Document Format";
 
@@ skipping 152 matching lines @@
 }
 
 void ChromeContentClient::AddPepperPlugins(
     std::vector<PepperPluginInfo>* plugins) {
 #if !defined(NACL_WIN64)  // The code this needs isn't linked on Win64 builds.
   ComputeBuiltInPlugins(plugins);
   AddOutOfProcessFlash(plugins);
 #endif
 }
 
+bool ChromeContentClient::CanSendWhileSwappedOut(const IPC::Message* msg) {
+  // Any Chrome-specific messages that must be allowed to be sent from swapped
+  // out renderers.
+  switch (msg->type()) {
+    case ViewHostMsg_DomOperationResponse::ID:
+      return true;
+    default:
+      break;
+  }
+  return false;
+}
+
+bool ChromeContentClient::CanHandleWhileSwappedOut(
+    const IPC::Message& msg) {
+  // Any Chrome-specific messages (apart from those listed in
+  // CanSendWhileSwappedOut) that must be handled by the browser when sent from
+  // swapped out renderers.
+  switch (msg.type()) {
+    case ViewHostMsg_Snapshot::ID:
+      return true;
+    default:
+      break;
+  }
+  return false;
+}
+
 }  // namespace chrome