Allow command-line arguments to override EF public key

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 <utility>
 
 #include "base/command_line.h"
 #include "base/debug/crash_logging.h"
@@ skipping 298 matching lines @@
 #if defined(ENABLE_PLUGINS)
   for (size_t i = 0; i < arraysize(kPredefinedAllowedCameraDeviceOrigins); ++i)
     allowed_camera_device_origins_.insert(
         kPredefinedAllowedCameraDeviceOrigins[i]);
   for (size_t i = 0; i < arraysize(kPredefinedAllowedCompositorOrigins); ++i)
     allowed_compositor_origins_.insert(kPredefinedAllowedCompositorOrigins[i]);
 #endif
 #if defined(ENABLE_PRINTING)
   printing::SetAgent(GetUserAgent());
 #endif
+  base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
+  if (command_line->HasSwitch(switches::kOriginTrialPublicKey))
+    origin_trial_key_manager_.SetPublicKeyFromASCIIString(
+        command_line->GetSwitchValueASCII(switches::kOriginTrialPublicKey));
 }
 
 ChromeContentRendererClient::~ChromeContentRendererClient() {
 }
 
 void ChromeContentRendererClient::RenderThreadStarted() {
   RenderThread* thread = RenderThread::Get();
 
   thread->Send(new StartupMetricHostMsg_RecordRendererMainEntryTime(
       main_entry_time_));
@@ skipping 1090 matching lines @@
 #if defined(ENABLE_EXTENSIONS)
   return !IsStandaloneExtensionProcess();
 #else
   return true;
 #endif
 }
 
 base::StringPiece ChromeContentRendererClient::GetOriginTrialPublicKey() {
   return origin_trial_key_manager_.GetPublicKey();
 }