Block webpages from navigating to view-source URLs

content/public/test/content_browser_test_utils.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 "content/public/test/content_browser_test_utils.h"
 
 #include "base/bind.h"
 #include "base/files/file_path.h"
 #include "base/path_service.h"
 #include "base/run_loop.h"
+#include "base/strings/pattern.h"
+#include "base/strings/utf_string_conversions.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/notification_source.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/content_paths.h"
 #include "content/public/test/browser_test_utils.h"
 #include "content/public/test/test_navigation_observer.h"
 #include "content/public/test/test_utils.h"
 #include "content/shell/browser/shell.h"
 #include "content/shell/browser/shell_javascript_dialog_manager.h"
 #include "net/base/filename_util.h"
@@ skipping 99 matching lines @@
   return shell_;
 }
 
 void ShellAddedObserver::ShellCreated(Shell* shell) {
   DCHECK(!shell_);
   shell_ = shell;
   if (runner_.get())
     runner_->QuitClosure().Run();
 }
 
+ConsoleObserverDelegate::ConsoleObserverDelegate(WebContents* web_contents,
+                                                 const std::string& filter)
+    : web_contents_(web_contents),
+      filter_(filter),
+      message_(""),

[Charlie Reis, 2016/05/24 22:54:16]

nit: I think this is unnecessary, right?

[meacer, 2016/05/31 23:57:54]

Copypasta :)

+      message_loop_runner_(new MessageLoopRunner) {}
+
+ConsoleObserverDelegate::~ConsoleObserverDelegate() {}
+
+void ConsoleObserverDelegate::Wait() {
+  message_loop_runner_->Run();
+}
+
+bool ConsoleObserverDelegate::AddMessageToConsole(
+    WebContents* source,
+    int32_t level,
+    const base::string16& message,
+    int32_t line_no,
+    const base::string16& source_id) {
+  DCHECK(source == web_contents_);
+
+  std::string ascii_message = base::UTF16ToASCII(message);
+  if (base::MatchPattern(ascii_message, filter_)) {
+    message_ = ascii_message;
+    message_loop_runner_->Quit();
+  }
+  return false;
+}
 
 }  // namespace content