GitLab

Change:
* Move NativeObserverForTest from PRImpl to CPRImpl.
* Use a visible-in-test setter to set the observer instead of passing
it from the constructor, so that ComponentPRImpl can own it (it's
PRFactory who instantiates PRImpl).
* Clean up unused variable PaymentRequestTestBridge#skipUiForBasicCard

Bug: 1107102

moving a "ForTest" class, not adding any new one.

Binary-Size: Silence the "for-test" alert because this CL is only
Change-Id: Id384208f27eaa1830288402c7dc30be8be24bebc
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2317835Reviewed-by: Liquan (Max) Gu <maxlg@chromium.org>
Reviewed-by: Danyao Wang <danyao@chromium.org>
Reviewed-by: Ted Choc <tedchoc@chromium.org>
Commit-Queue: Liquan (Max) Gu <maxlg@chromium.org>
Cr-Commit-Position: refs/heads/master@{#791949}