Add a flag to dump IPC messages sent from the renderer to the browser.

chrome/renderer/chrome_content_renderer_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/renderer/chrome_content_renderer_client.h"
 
 #include "base/command_line.h"
 #include "base/debug/crash_logging.h"
 #include "base/logging.h"
 #include "base/metrics/field_trial.h"
@@ skipping 109 matching lines @@
 #include "extensions/renderer/dispatcher.h"
 #include "extensions/renderer/extension_frame_helper.h"
 #include "extensions/renderer/extension_helper.h"
 #include "extensions/renderer/extensions_render_frame_observer.h"
 #include "extensions/renderer/guest_view/extensions_guest_view_container.h"
 #include "extensions/renderer/guest_view/guest_view_container.h"
 #include "extensions/renderer/guest_view/mime_handler_view/mime_handler_view_container.h"
 #include "extensions/renderer/script_context.h"
 #endif
 
+#if defined(ENABLE_IPC_FUZZER)
+#include "chrome/common/external_ipc_dumper.h"
+#endif
+
 #if defined(ENABLE_PRINTING)
 #include "chrome/renderer/printing/chrome_print_web_view_helper_delegate.h"
 #include "components/printing/renderer/print_web_view_helper.h"
 #endif
 
 #if defined(ENABLE_PRINT_PREVIEW)
 #include "chrome/renderer/pepper/chrome_pdf_print_client.h"
 #endif
 
 #if defined(ENABLE_SPELLCHECK)
@@ skipping 313 matching lines @@
   WebString dom_distiller_scheme(
       ASCIIToUTF16(dom_distiller::kDomDistillerScheme));
   // TODO(nyquist): Add test to ensure this happens when the flag is set.
   WebSecurityPolicy::registerURLSchemeAsDisplayIsolated(dom_distiller_scheme);
 
 #if defined(OS_CHROMEOS)
   WebString external_file_scheme(ASCIIToUTF16(content::kExternalFileScheme));
   WebSecurityPolicy::registerURLSchemeAsLocal(external_file_scheme);
 #endif
 
+#if defined(ENABLE_IPC_FUZZER)
+  if (command_line->HasSwitch(switches::kIpcDumpDirectory)) {
+    base::FilePath dump_directory =
+        command_line->GetSwitchValuePath(switches::kIpcDumpDirectory);
+    thread->GetChannel()->set_outgoing_message_filter(
+        LoadExternalIPCDumper(dump_directory));

[inferno, 2015/03/05 18:46:47]

put LoadExternalIPCDumper(dump_directory) in a local and use that.

+  }
+#endif
+
   // chrome: and chrome-search: pages should not be accessible by bookmarklets
   // or javascript: URLs typed in the omnibox.
   WebSecurityPolicy::registerURLSchemeAsNotAllowingJavascriptURLs(
       chrome_ui_scheme);
   WebSecurityPolicy::registerURLSchemeAsNotAllowingJavascriptURLs(
       chrome_search_scheme);
 
   // chrome:, chrome-search:, chrome-extension:, and chrome-extension-resource:
   // resources shouldn't trigger insecure content warnings.
   WebSecurityPolicy::registerURLSchemeAsSecure(chrome_ui_scheme);
@@ skipping 1167 matching lines @@
   if (mime_type == content::kBrowserPluginMimeType) {
     return new extensions::ExtensionsGuestViewContainer(render_frame);
   } else {
     return new extensions::MimeHandlerViewContainer(
         render_frame, mime_type, original_url);
   }
 #else
   return NULL;
 #endif
 }