Cleanup: Remove legacy accessors from URLRequestContext.

content/browser/speech/google_streaming_remote_engine.cc

Index: content/browser/speech/google_streaming_remote_engine.cc
diff --git a/content/browser/speech/google_streaming_remote_engine.cc b/content/browser/speech/google_streaming_remote_engine.cc
index a8d034a9bffce38336a32c47d11a2a5461938b3c..89bfdcd13b98fbc134ff90a8fba6f739036bb3e4 100644
--- a/content/browser/speech/google_streaming_remote_engine.cc
+++ b/content/browser/speech/google_streaming_remote_engine.cc
@@ -21,6 +21,7 @@
 #include "google_apis/google_api_keys.h"
 #include "net/base/escape.h"
 #include "net/base/load_flags.h"
+#include "net/url_request/http_user_agent_settings.h"
 #include "net/url_request/url_fetcher.h"
 #include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_context_getter.h"
@@ -563,10 +564,13 @@ std::string GoogleStreamingRemoteEngine::GetAcceptedLanguages() const {
     // TODO(pauljensen): GoogleStreamingRemoteEngine should be constructed with
     // a reference to the HttpUserAgentSettings rather than accessing the
     // accept language through the URLRequestContext.
-    std::string accepted_language_list = request_context->GetAcceptLanguage();
-    size_t separator = accepted_language_list.find_first_of(",;");
-    if (separator != std::string::npos)
-      langs = accepted_language_list.substr(0, separator);
+    if (request_context->http_user_agent_settings()) {
+      std::string accepted_language_list =
+          request_context->http_user_agent_settings()->GetAcceptLanguage();
+      size_t separator = accepted_language_list.find_first_of(",;");
+      if (separator != std::string::npos)
+        langs = accepted_language_list.substr(0, separator);
+    }
   }
   if (langs.empty())
     langs = "en-US";