Hide content.size from response if it’s -1.

Author: tobli

Diff for: src/ts/waterfall/details-overlay/extract-details-keys.ts

@@ -85,6 +85,10 @@ function parseResponseDetails(harEntry: Entry): KvTuple[] {
   };
 
   const contentLength = getHeader(headers, "Content-Length");
+  let contentSize = undefined;
+  if (content.size !== -1 && contentLength !== content.size.toString()) {
+    contentSize = content.size;
+  }
 
   let contentType = getHeader(headers, "Content-Type");
   if (harEntry._contentType && harEntry._contentType !== contentType) {
@@ -104,7 +108,7 @@ function parseResponseDetails(harEntry: Entry): KvTuple[] {
     dateHeader("Last-Modified"),
     stringHeader("Pragma"),
     byteSizeProperty("Content-Length", contentLength),
-    ["Content Size", (contentLength !== content.size.toString() ? formatBytes(content.size) : undefined)],
+    byteSizeProperty("Content Size", contentSize),
     byteSizeProperty("Content Compression", content.compression),
     stringHeader("Connection"),
     stringHeader("ETag"),