Extract "File Tree" control from FormBrowse

[RussKie]

No functional changes.

Screenshots before and after (if PR changes UI):

Has been tested on (remove any that don't apply):

• GIT 2.10 and above
• Windows 10

[EbenZhang]

I noticed you removed the splitcontainer for the file tree, the size of the file tree now is not saved/restored, is this behaviour intentionally?

[vbjay]

#4022

…

On Mon, Sep 25, 2017, 5:54 AM EbenZhang ***@***.***> wrote: I noticed you removed the splitcontainer for the file tree, the size of the file tree now is not saved/restored, is this behaviour intentionally? — You are receiving this because you are subscribed to this thread. Reply to this email directly, view it on GitHub <#4020 (comment)>, or mute the thread <https://github.com/notifications/unsubscribe-auth/ADdhsR2voTT0ylxYW_ojaxdAKzi6OXM3ks5sl3hCgaJpZM4Phh47> .

[RussKie]

No, I haven't. You may have missed it

gitextensions/GitUI/CommandsDialogs/FormBrowse.cs

Line 2336 in e09b1ac

fileTree.Init(_splitterManager);

gitextensions/GitUI/CommandsDialogs/RevisionFileTree.cs

Lines 104 to 107 in 0ea6bb0

	public void Init(SplitterManager splitterManager)
	{
	splitterManager.AddSplitter(FileTreeSplitContainer, "FileTreeSplitContainer");
	}