Fix client-side phishing detection test flakiness and ChromeOS failure.

content/test/webrtc_audio_device_test.cc

Index: content/test/webrtc_audio_device_test.cc
diff --git a/content/test/webrtc_audio_device_test.cc b/content/test/webrtc_audio_device_test.cc
index 45325953580bc643741bea4b60c446529495840d..c1cbf45b6c3dfb3320e6480622be9c5a8d7d279e 100644
--- a/content/test/webrtc_audio_device_test.cc
+++ b/content/test/webrtc_audio_device_test.cc
@@ -22,8 +22,8 @@
 #include "content/renderer/media/audio_hardware.h"
 #include "content/renderer/media/webrtc_audio_device_impl.h"
 #include "content/renderer/render_process.h"
-#include "content/renderer/render_thread_impl.h"
 #include "content/test/mock_resource_context.h"
+#include "content/test/render_test_utils.h"
 #include "content/test/test_browser_thread.h"
 #include "net/url_request/url_request_test_util.h"
 #include "testing/gmock/include/gmock/gmock.h"
@@ -137,7 +137,7 @@ void WebRTCAudioDeviceTest::SetUp() {
                  base::Unretained(this), kThreadName));
   WaitForIOThreadCompletion();
 
-  render_thread_ = new RenderThreadImpl(kThreadName);
+  render_thread_ = new content::RenderThreadImplNoSandbox(kThreadName);
 }
 
 void WebRTCAudioDeviceTest::TearDown() {