Show media and VTT text tracks in the devtools.

Source/core/fetch/Resource.h

Index: Source/core/fetch/Resource.h
diff --git a/Source/core/fetch/Resource.h b/Source/core/fetch/Resource.h
index 5ef9efd8df6fd827f2eb824f4fe25b3aeb9dfe55..a30ec92ae6e00b1caec970dab5c0eead2824ed56 100644
--- a/Source/core/fetch/Resource.h
+++ b/Source/core/fetch/Resource.h
@@ -69,7 +69,8 @@ public:
         LinkSubresource,
         TextTrack,
         Shader,
-        ImportResource
+        ImportResource,
+        Media // Audio or video file requested by a HTML5 media element
     };
 
     enum Status {
@@ -154,7 +155,9 @@ public:
         return type() == MainResource
             || type() == LinkPrefetch
             || type() == LinkSubresource
-            || type() == Raw;
+            || type() == Media
+            || type() == Raw
+            || type() == TextTrack;
     }
 
     void updateForAccess();