Unified Diff: lib/cssInjection.js
Issue 29696583:
Issue 6385 - Don't attempt to inject styles for frames we can't find (Closed)
Patch Set: Return `false` explicitly instead of `undefined` implicitly
Created Feb. 14, 2018, 2:49 p.m.
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| Index: lib/cssInjection.js |
| diff --git a/lib/cssInjection.js b/lib/cssInjection.js |
| index e5a918d54c1eef5e016a7fc80b729ce31328ebe3..30977ed1248e33c74a1ef20ed05693a02eb36eef 100644 |
| --- a/lib/cssInjection.js |
| +++ b/lib/cssInjection.js |
| @@ -106,6 +106,9 @@ function updateFrameStyles(tabId, frameId, selectors, groupName) |
| styleSheet = createStyleSheet(selectors); |
| let frame = ext.getFrame(tabId, frameId); |
| + if (!frame) |
| + return false; |
| + |
| if (!frame.injectedStyleSheets) |
| frame.injectedStyleSheets = new Map(); |
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