Add scoped_allowio to InitSpeechInput until we can evaluate whether this IO a...

chrome/browser/renderer_host/browser_render_process_host.cc

 // Copyright (c) 2010 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.
 
 // Represents the browser side of the browser <--> renderer communication
 // channel. There will be one RenderProcessHost per renderer process.
 
 #include "chrome/browser/renderer_host/browser_render_process_host.h"
 
 #include <algorithm>
 #include <limits>
 #include <vector>
 
 #if defined(OS_POSIX)
 #include <utility>  // for pair<>
 #endif
 
 #include "app/app_switches.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/metrics/field_trial.h"
 #include "base/metrics/histogram.h"
 #include "base/path_service.h"
 #include "base/platform_file.h"
 #include "base/stl_util-inl.h"
 #include "base/string_util.h"
 #include "base/thread.h"
+#include "base/thread_restrictions.h"
 #include "chrome/browser/browser_child_process_host.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/child_process_security_policy.h"
 #include "chrome/browser/extensions/extension_event_router.h"
 #include "chrome/browser/extensions/extension_function_dispatcher.h"
 #include "chrome/browser/extensions/extension_message_service.h"
 #include "chrome/browser/extensions/extensions_service.h"
 #include "chrome/browser/extensions/user_script_master.h"
 #include "chrome/browser/gpu_process_host.h"
 #include "chrome/browser/history/history.h"
@@ skipping 644 matching lines @@
 }
 
 void BrowserRenderProcessHost::InitSpeechInput() {
   bool enabled = true;
   const CommandLine& command_line = *CommandLine::ForCurrentProcess();
 
   if (command_line.HasSwitch(switches::kDisableSpeechInput)) {
     enabled = false;
 #if defined(GOOGLE_CHROME_BUILD)
   } else if (!command_line.HasSwitch(switches::kEnableSpeechInput)) {
+    // We need to evaluate whether IO is OK here. http://crbug.com/63335.
+    base::ThreadRestrictions::ScopedAllowIO allow_io;
     // Official Chrome builds don't have speech input enabled by default in the
     // beta and stable channels.
     std::string channel = platform_util::GetVersionStringModifier();
     enabled = (!channel.empty() && channel != "beta");
 #endif
   }
 
   Send(new ViewMsg_SpeechInput_SetFeatureEnabled(enabled));
 }
 
@@ skipping 465 matching lines @@
         IPC::InvalidPlatformFileForTransit(),
         std::vector<std::string>(),
         std::string(),
         false));
   }
 }
 
 void BrowserRenderProcessHost::EnableAutoSpellCorrect(bool enable) {
   Send(new ViewMsg_SpellChecker_EnableAutoSpellCorrect(enable));
 }