Create WebInbandTextTrack and WebInbandTextTrackClient

Source/WebKit/chromium/public/WebInbandTextTrackClient.h

Index: Source/WebKit/chromium/public/WebInbandTextTrackClient.h
diff --git a/Source/WebKit/chromium/public/WebMediaSource.h b/Source/WebKit/chromium/public/WebInbandTextTrackClient.h
similarity index 79%
copy from Source/WebKit/chromium/public/WebMediaSource.h
copy to Source/WebKit/chromium/public/WebInbandTextTrackClient.h
index ae7864b3090d45d155dce3a55872d6f6a27830c4..dea4043884a7cc77ab5887582b0f0658f96a66f0 100644
--- a/Source/WebKit/chromium/public/WebMediaSource.h
+++ b/Source/WebKit/chromium/public/WebInbandTextTrackClient.h
@@ -28,20 +28,22 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef WebMediaSource_h
-#define WebMediaSource_h
-
-#include "../../../Platform/chromium/public/WebURL.h"
-#include "WebTimeRange.h"
+#ifndef WebInbandTextTrackClient_h
+#define WebInbandTextTrackClient_h
 
 namespace WebKit {
 
-class WebMediaSourceClient;
+class WebString;
 
-class WebMediaSource {
+class WebInbandTextTrackClient {
 public:
-    virtual ~WebMediaSource() { };
-    virtual void open(WebMediaSourceClient*) = 0;
+    virtual ~WebInbandTextTrackClient() {}
+
+    virtual void addWebVTTCue(double start,
+                              double end,
+                              const WebString& id,
+                              const WebString& content,
+                              const WebString& settings) = 0;
 };
 
 } // namespace WebKit