Revert "gclient runhooks: now with less spammy progress notifications"

This reverts commit 5fd1defbcc525aa11f3eef1e5c065de3cdfc6c21.

Reason for revert: breaks v8 because hook names are optional

Original change's description:
> gclient runhooks: now with less spammy progress notifications
> 
> Bug: 772741
> Change-Id: I62ad64219ba27ee4ea26ceb603b1133dff4a2e04
> Reviewed-on: https://chromium-review.googlesource.com/727194
> Reviewed-by: Nico Weber <thakis@chromium.org>
> Reviewed-by: Dirk Pranke <dpranke@chromium.org>
> Commit-Queue: Daniel Cheng <dcheng@chromium.org>

TBR=dcheng@chromium.org,thakis@chromium.org,dpranke@chromium.org

Change-Id: I7dee0ca188f5ca34232f16e6496249fc9f49fa96
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: 772741
Reviewed-on: https://chromium-review.googlesource.com/728959
Reviewed-by: Dirk Pranke <dpranke@chromium.org>
Commit-Queue: Daniel Cheng <dcheng@chromium.org>
diff --git a/gclient_utils.py b/gclient_utils.py
index 23b9dd7..90f577b 100644
--- a/gclient_utils.py
+++ b/gclient_utils.py
@@ -291,11 +291,7 @@
   """
   stdout = kwargs.setdefault('stdout', sys.stdout)
   if header is None:
-    # The automatically generated header only prepends newline if always is
-    # false: always is usually set to false if there's an external progress
-    # display, and it's better not to clobber it in that case.
-    header = "%s________ running '%s' in '%s'\n" % (
-                 '' if always else '\n',
+    header = "________ running '%s' in '%s'\n" % (
                  ' '.join(args), kwargs.get('cwd', '.'))
 
   if always: