Test that debug stub works with browser.

chrome/browser/nacl_host/nacl_browser.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/nacl_host/nacl_browser.h"
 
 #include "base/command_line.h"
 #include "base/message_loop.h"
 #include "base/metrics/histogram.h"
 #include "base/path_service.h"
@@ skipping 240 matching lines @@
       break;
     }
   }
   if (inverse_debug_patterns_) {
     return !matches;
   } else {
     return matches;
   }
 }
 
+void NaClBrowser::FireGdbDebugStubPortOpened(int port) {
+  content::BrowserThread::PostTask(
+      content::BrowserThread::IO,
+      FROM_HERE,
+      base::Bind(debug_stub_port_listener_, port));
+}
+
+bool NaClBrowser::HasGdbDebugStubPortListener() {
+  return !debug_stub_port_listener_.is_null();
+}
+
+void NaClBrowser::SetGdbDebugStubPortListener(
+    base::Callback<void(int)> listener) {
+  debug_stub_port_listener_ = listener;
+}
+
+void NaClBrowser::ClearGdbDebugStubPortListener() {
+  debug_stub_port_listener_.Reset();
+}
+
 void NaClBrowser::InitValidationCacheFilePath() {
   // Determine where the validation cache resides in the file system.  It
   // exists in Chrome's cache directory and is not tied to any specific
   // profile.
   // Start by finding the user data directory.
   FilePath user_data_dir;
   if (!PathService::Get(chrome::DIR_USER_DATA, &user_data_dir)) {
     RunWithoutValidationCache();
     return;
   }
@@ skipping 177 matching lines @@
     // because it can degrade the responsiveness of the browser.
     // The task is sequenced so that multiple writes happen in order.
     content::BrowserThread::PostBlockingPoolSequencedTask(
         kValidationCacheSequenceName,
         FROM_HERE,
         base::Bind(WriteCache, validation_cache_file_path_,
                    base::Owned(pickle)));
   }
   validation_cache_is_modified_ = false;
 }