--disk-cache-dir=/dev/null

or

--disk-cache-size=1
(limiting the disk cache to 1 byte)

or erase it +other similar files with same content, and setup shortcut to maximize!

... 
Edit the file "Local State" and set your window size manually.  Find the file in \%USERPROFILE%\AppData\Local\Google\Chrome\User Data and edit it with notepad.  The settings for the window dimensions are at the bottom of the first set of braces.  Enter the correct values you want here, and they should stick.

1. Stop syncing to a Google Account in Chrome through the preferences.
2. Quit Chrome.
3. Open Keychain Access and delete Chrome Safe Storage.
4. Open Google Chrome. Enable syncing.

missing checkboxes < desktop < properties < OK.