Revert "[release] Switch auto-roller to gclient setdep"

This reverts commit a9f5dd30.

Reason for revert:
Temporarily use legacy method until https://crbug.com/843917 is fixed.

Original change's description:
> [release] Switch auto-roller to gclient setdep
> 
> NOTRY=true
> 
> Bug: chromium:828745
> Change-Id: I051f57893937796e01f0b823f1050dd36e0fbfd9
> Reviewed-on: https://chromium-review.googlesource.com/997556
> Reviewed-by: Sergiy Byelozyorov <sergiyb@chromium.org>
> Commit-Queue: Michael Achenbach <machenbach@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#52385}

TBR=machenbach@chromium.org,hablich@chromium.org,sergiyb@chromium.org

NOTRY=true

Bug: chromium:843917
Change-Id: I69978ba55ffa5996101e1d31bdf10364b7ef273f
Reviewed-on: https://chromium-review.googlesource.com/1064130Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#53230}

tools/release/auto_roll.py

@@ -40,7 +40,7 @@ class DetectLastRoll(Step):
     self["last_roll"] = self._options.last_roll
     if not self["last_roll"]:
       # Interpret the DEPS file to retrieve the v8 revision.
-      # TODO(machenbach): This should be part or the setdep api of
+      # TODO(machenbach): This should be part or the roll-deps api of
       # depot_tools.
       Var = lambda var: '%s'
       exec(FileToText(os.path.join(self._options.chromium, "DEPS")))
@@ -140,7 +140,7 @@ class UploadCL(Step):
     self['json_output']['monitoring_state'] = 'upload'
     cwd = self._options.chromium
     # Patch DEPS file.
-    if self.Command("gclient", "setdep -r src/v8@%s" %
+    if self.Command("roll-dep-svn", "v8 %s" %
                     self["roll"], cwd=cwd) is None:
       self.Die("Failed to create deps for %s" % self["roll"])
 

tools/release/test_scripts.py

@@ -1079,8 +1079,7 @@ deps = {
       Cmd("git pull", "", cwd=chrome_dir),
       Cmd("git fetch origin", ""),
       Cmd("git new-branch work-branch", "", cwd=chrome_dir),
-      Cmd("gclient setdep -r src/v8@roll_hsh", "", cb=WriteDeps,
-          cwd=chrome_dir),
+      Cmd("roll-dep-svn v8 roll_hsh", "rolled", cb=WriteDeps, cwd=chrome_dir),
       Cmd(("git commit -am \"%s\" "
            "--author \"author@chromium.org <author@chromium.org>\"" %
            self.ROLL_COMMIT_MSG),