Dismiss EME infobar when WebMediaPlayer is destroyed.

android_webview/native/aw_web_contents_delegate.cc

Index: android_webview/native/aw_web_contents_delegate.cc
diff --git a/android_webview/native/aw_web_contents_delegate.cc b/android_webview/native/aw_web_contents_delegate.cc
index 39bb1b0feb3c2c0668a22e85385901e30f36c457..6765e701bfdeca8a591078d321e57f0f30a6eb5c 100644
--- a/android_webview/native/aw_web_contents_delegate.cc
+++ b/android_webview/native/aw_web_contents_delegate.cc
@@ -188,13 +188,6 @@ void AwWebContentsDelegate::ActivateContents(WebContents* contents) {
   }
 }
 
-void AwWebContentsDelegate::RequestProtectedMediaIdentifierPermission(
-    const content::WebContents* web_contents,
-    const GURL& frame_url,
-    const base::Callback<void(bool)>& callback) {
-  NOTIMPLEMENTED();
-}
-
 static void FilesSelectedInChooser(
     JNIEnv* env, jclass clazz,
     jint process_id, jint render_id, jint mode_flags,