Determines the x position that the dragged tabs would have if they were inserted at `candidate_index`. If there's a group header at that index, this a

There might be a group starting at `candidate_index`. If there is, this determines how the ideal x would change if the dragged tabs were added to that

Determines the index to move the dragged tabs to. The dragged tabs must already be in the tabstrip. `dragged_bounds` is the union of the bounds of the

Gets a value for a key. In priority order, this will be the value provided via: 1. Command-line switch 2. Config file 3. Environment variable 4. Valu

static

Callback invoked by DownloadProtectionService::CheckClientDownload. |is_content_check_supported| is true if the SB service supports scanning the downl