//build: Convert print statements to Python 3 style

Ran "2to3 -w -n -f print ./base" and manually added imports.
There are no intended behaviour changes.

Bug: 941669
Change-Id: Ie2830e213eae3a5d7753ce503020e02811b726d1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1585890
Commit-Queue: Raul Tambre <[email protected]>
Reviewed-by: Nico Weber <[email protected]>
Reviewed-by: Dirk Pranke <[email protected]>
Auto-Submit: Raul Tambre <[email protected]>
Cr-Commit-Position: refs/heads/master@{#658917}
diff --git a/build/swarming_xcode_install.py b/build/swarming_xcode_install.py
index 7764aa55..d214d0b0 100755
--- a/build/swarming_xcode_install.py
+++ b/build/swarming_xcode_install.py
@@ -7,6 +7,8 @@
 Script used to install Xcode on the swarming bots.
 """
 
+from __future__ import print_function
+
 import os
 import shutil
 import subprocess
@@ -30,12 +32,12 @@
     found_version = \
         subprocess.Popen(cmd, env=env, stdout=subprocess.PIPE).communicate()[0]
     if VERSION in found_version:
-      print "Xcode %s already installed" % VERSION
+      print("Xcode %s already installed" % VERSION)
       sys.exit(0)
 
   # Confirm old dir is there first.
   if not os.path.exists(REMOVE_DIR):
-    print "Failing early since %s isn't there." % REMOVE_DIR
+    print("Failing early since %s isn't there." % REMOVE_DIR)
     sys.exit(1)
 
   # Download Xcode.
@@ -61,4 +63,3 @@
 
 if __name__ == '__main__':
   sys.exit(main())
-