printing: Support selection-only printing on Android

Android's system print dialog does not provide an option to choose
"selection only" printing. To support printing selected content on
Android, the printing stack must explicitly track when a print job is
initiated for a selection and retain that state across system print
dialog interactions.

This change adds a print_selection_only_ flag to PrintViewManagerBase
that is set when printing starts and reset when the print job is
released or fails. PrintingContextAndroid now stores the
selection-only request flag and applies set_selection_only() when
processing replies from the system dialog.

In addition, on Android the standard Print Spooler UI allows page range
selections on the extracted selection document. Thus page range choices
from the system dialog are retained for selection printing, and the
renderer DCHECK in PrintRenderFrameHelper is gated to non-Android platforms.

TAG=agy
CONV=fea93752-9111-426b-9969-c89a2a88ecdd

Bug: 524044764
Change-Id: I356ede78c8fb46a59e89ae4a5ecbdd6aa767656d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/8044283
Commit-Queue: Keigo Oka <oka@chromium.org>
Reviewed-by: Benjamin Gordon <bmgordon@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1663022}