Reland "Rename some blink-related build targets"

This is a reland of 2cd1482c05e27009ff6a22d7c26a79560977c59b

Difference from the original CL:
 Keep "webkit_unit_tests" target as an alias of blink_unittests.
 Android internal builders depend on it.

Original change's description:
> Rename some blink-related build targets
>
> * webkit_unit_tests -> blink_unittests
> * run_webkit_tests -> run_web_tests
> * webkit_layout_tests -> blink_web_tests
> * webkit_layout_tests_exparchive -> blink_web_tests_exparchive
> * webkit_python_tests -> blink_python_tests
>   Rename testing/scripts/webkit_python_tests.py to
>   blink_python_tests.py
> * webkit_lint -> blink_lint_expectations
>   Rename testing/scripts/webkit_lint.py to blink_lint_expectations.py
>
> NOTRY=true
>
> Bug: 914213
> Change-Id: I4dbb92a2593a36c5ae5ead1d38960ffdeb518010
> Reviewed-on: https://chromium-review.googlesource.com/c/1379626
> Commit-Queue: Kent Tamura <tkent@chromium.org>
> Reviewed-by: Stephen Martinis <martiniss@chromium.org>
> Reviewed-by: Kinuko Yasuda <kinuko@chromium.org>
> Reviewed-by: Nico Weber <thakis@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#632083}

NOTRY=true
TBR=martiniss@chromium.org,kinuko@chromium.org,thakis@chromium.org

Bug: 914213, 931992
Change-Id: I57ffa5a12d6a699357b571ac4e6db5a7c4d6dff2
Reviewed-on: https://chromium-review.googlesource.com/c/1472014
Reviewed-by: Kent Tamura <tkent@chromium.org>
Commit-Queue: Kent Tamura <tkent@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#632119}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: ef54e40ee7c30eea1cf9315fddf9fdba5863784e
1 file changed