1 files changed, 3 insertions, 2 deletions
diff --git a/chromium/third_party/WebKit/public/platform/WebRTCDTMFSenderHandlerClient.h b/chromium/third_party/WebKit/public/platform/WebRTCDTMFSenderHandlerClient.h
index 89062c41451..adffca3b436 100644
--- a/chromium/third_party/WebKit/public/platform/WebRTCDTMFSenderHandlerClient.h
+++ b/chromium/third_party/WebKit/public/platform/WebRTCDTMFSenderHandlerClient.h
@@ -29,12 +29,13 @@
 #include "WebCommon.h"
 
 namespace blink {
+class WebString;
 
-class BLINK_PLATFORM_EXPORT WebRTCDTMFSenderHandlerClient {
+class WebRTCDTMFSenderHandlerClient {
 public:
     virtual ~WebRTCDTMFSenderHandlerClient() { }
 
-    virtual void didPlayTone(const WebString& tone) const = 0;
+    virtual void didPlayTone(const WebString& tone) = 0;
 };
 
 } // namespace blink