hint.quick is does not work when go to previous tab.

[himanoa]

The issue is already reported or known issue?

• I have searched the existing issues on github
• I am using the latest version

Current behavior

It seems that hint.quick sometimes does not work when returning to the previous page

Even in this state, hint.open and other key bindings could be used.

Expected behavior

hint.quick is worked when returning to the previous page

Steps to reproduce

1. Open page to https://google.com/search?q=google
2. Press key f and click google link
3. Press key H
4. Press key f

This step may not reproduce the problem,

but you can reproduce it by repeating it.

Environment

• OS: Windows 10 (64 bit)
• Browser: Firefox 121.0.1 (64bit)
• Vimmatic version :0.6.0

[himanoa]

I noticed display large amount of error logs in devtools when hint.quick does not worked.

unexpected message format: SyntaxError: JSON.parse: unexpected character at line 1 column 2 of the JSON data
    listen WindowMessageListener.ts:43
    listen WindowMessageListener.ts:30
    init Application.ts:24
    Li index.ts:10
    Li index.ts:15
    <anonymous> index.ts:22
    t Bootstrap.ts:14
    waitForReady Bootstrap.ts:11
    <anonymous> index.ts:22
    <anonymous> index.ts:22
[WindowMessageListener.ts:46:16](moz-extension://3c5a0012-9372-4467-be65-c7abb46eb62c/src/content/messaging/WindowMessageListener.ts)
unexpected message format: SyntaxError: JSON.parse: unexpected character at line 1 column 2 of the JSON data
    listen WindowMessageListener.ts:43
    listen WindowMessageListener.ts:30
    init Application.ts:24
    Li index.ts:10
    Li index.ts:15
    <anonymous> index.ts:22
    t Bootstrap.ts:14
    waitForReady Bootstrap.ts:11
    <anonymous> index.ts:22
    <anonymous> index.ts:22
[WindowMessageListener.ts:46:16](moz-extension://3c5a0012-9372-4467-be65-c7abb46eb62c/src/content/messaging/WindowMessageListener.ts)
unexpected message format: SyntaxError: JSON.parse: unexpected character at line 1 column 2 of the JSON data
    listen WindowMessageListener.ts:43
    listen WindowMessageListener.ts:30
    init Application.ts:24
    Li index.ts:10
    Li index.ts:15
    <anonymous> index.ts:22
    t Bootstrap.ts:14
    waitForReady Bootstrap.ts:11
    <anonymous> index.ts:22
    <anonymous> index.ts:22
[WindowMessageListener.ts:46:16](moz-extension://3c5a0012-9372-4467-be65-c7abb46eb62c/src/content/messaging/WindowMessageListener.ts)

​```

[himanoa]

As I debugged, I found that when hint.quick is not running, frameRepository#getFrameIds seems to return undefined.

vimmatic/src/background/usecases/HintModeUseCase.ts

Line 35 in 8065ae3

if (typeof frameIds === "undefined") {