Dismiss EME infobar when WebMediaPlayer is destroyed.

android_webview/browser/aw_browser_context.h

Index: android_webview/browser/aw_browser_context.h
diff --git a/android_webview/browser/aw_browser_context.h b/android_webview/browser/aw_browser_context.h
index 0705baa9b1860d684e58eecbb8e7f0414b4beb8a..ced3d20a25b1ed1ac127e51fba5f27758b8e943c 100644
--- a/android_webview/browser/aw_browser_context.h
+++ b/android_webview/browser/aw_browser_context.h
@@ -99,6 +99,15 @@ class AwBrowserContext : public content::BrowserContext,
         int render_view_id,
         int bridge_id,
         const GURL& requesting_frame) OVERRIDE;
+  virtual void RequestProtectedMediaIdentifierPermission(
+      int render_process_id,
+      int render_view_id,
+      int bridge_id,
+      int group_id,
+      const GURL& requesting_frame,
+      const ProtectedMediaIdentifierPermissionCallback& callback) OVERRIDE;
+  virtual void CancelProtectedMediaIdentifierPermissionRequests(int group_id)
+      OVERRIDE;
   virtual content::ResourceContext* GetResourceContext() OVERRIDE;
   virtual content::DownloadManagerDelegate*
       GetDownloadManagerDelegate() OVERRIDE;