Move UTF16ToASCII, remove WideToASCII.

content/renderer/media/webmediaplayer_impl.cc

Index: content/renderer/media/webmediaplayer_impl.cc
diff --git a/content/renderer/media/webmediaplayer_impl.cc b/content/renderer/media/webmediaplayer_impl.cc
index b7094f6c74259da75fc4b8451584d229647a75dc..5df7125f06bd5189c40bd83feeae3d9034974610 100644
--- a/content/renderer/media/webmediaplayer_impl.cc
+++ b/content/renderer/media/webmediaplayer_impl.cc
@@ -19,6 +19,7 @@
 #include "base/message_loop/message_loop_proxy.h"
 #include "base/metrics/histogram.h"
 #include "base/strings/string_number_conversions.h"
+#include "base/strings/utf_string_conversions.h"
 #include "base/synchronization/waitable_event.h"
 #include "cc/layers/video_layer.h"
 #include "content/public/common/content_switches.h"
@@ -747,7 +748,7 @@ static void ReportMediaKeyExceptionToUMA(const std::string& method,
 // Convert a WebString to ASCII, falling back on an empty string in the case
 // of a non-ASCII string.
 static std::string ToASCIIOrEmpty(const blink::WebString& string) {
-  return IsStringASCII(string) ? UTF16ToASCII(string) : std::string();
+  return IsStringASCII(string) ? base::UTF16ToASCII(string) : std::string();
 }
 
 WebMediaPlayer::MediaKeyException