content/browser: Move speech code into content namespace.

content/browser/browser_main_loop.h

Index: content/browser/browser_main_loop.h
diff --git a/content/browser/browser_main_loop.h b/content/browser/browser_main_loop.h
index b6f14cef86e64b30298c8ec4646d871cbe7d9710..2cb395b85fc1b767df561e007eeaac94ef0fd270 100644
--- a/content/browser/browser_main_loop.h
+++ b/content/browser/browser_main_loop.h
@@ -31,16 +31,13 @@ namespace net {
 class NetworkChangeNotifier;
 }
 
-namespace speech {
-class SpeechRecognitionManagerImpl;
-}
-
 namespace content {
 
 class BrowserMainParts;
 class BrowserShutdownImpl;
 class BrowserThreadImpl;
 class ResourceDispatcherHostImpl;
+class SpeechRecognitionManagerImpl;
 class WebKitThread;
 struct MainFunctionParams;
 
@@ -123,7 +120,7 @@ class BrowserMainLoop {
 
   // Members initialized in |BrowserThreadsStarted()| --------------------------
   scoped_ptr<ResourceDispatcherHostImpl> resource_dispatcher_host_;
-  scoped_ptr<speech::SpeechRecognitionManagerImpl> speech_recognition_manager_;
+  scoped_ptr<SpeechRecognitionManagerImpl> speech_recognition_manager_;
 
   // Members initialized in |RunMainMessageLoopParts()| ------------------------
   scoped_ptr<BrowserProcessSubThread> db_thread_;