Move msvs_dependencies.isolate out of gypfiles.

R=machenbach@chromium.org

Bug: v8:7335
Change-Id: Ib80df7aa269a8e9de7ad739f29883f61f0f0882c
Reviewed-on: https://chromium-review.googlesource.com/892978Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Commit-Queue: Yang Guo <yangguo@chromium.org>
Cr-Commit-Position: refs/heads/master@{#50948}

src/base.isolate

@@ -6,7 +6,7 @@
     '../third_party/icu/icu.isolate',
 
     # MSVS runtime libraries.
-    '../gypfiles/win/msvs_dependencies.isolate',
+    '../gni/msvs_dependencies.isolate',
   ],
   'conditions': [
     ['v8_use_snapshot=="true" and v8_use_external_startup_data==1', {

tools/isolate_driver.py

@@ -4,7 +4,7 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-"""Adaptor script called through build/isolate.gypi.
+"""Adaptor script called through gni/isolate.gni.
 
 Creates a wrapping .isolate which 'includes' the original one, that can be
 consumed by tools/swarming_client/isolate.py. Path variables are determined