//third_party/blink/renderer/build/scripts: Use Python 3 style print statements

Initial conversion performed using "2to3 -f print .".
Imports added and duplicate parentheses removed manually.

There are no functional changes.

Bug: 941669
Change-Id: I32f540c49bfdf183a1514755ea140592b502e58c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2124612
Auto-Submit: Raul Tambre <raul@tambre.ee>
Commit-Queue: Yuki Shiino <yukishiino@chromium.org>
Reviewed-by: Yuki Shiino <yukishiino@chromium.org>
Cr-Commit-Position: refs/heads/master@{#754402}

third_party/blink/renderer/build/scripts/blinkbuild/PRESUBMIT.py

@@ -2,6 +2,8 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
+from __future__ import print_function
+
 
 def _RunBindingsTests(input_api, output_api):
     pardir = input_api.os_path.pardir

third_party/blink/renderer/build/scripts/in_file.py

@@ -26,6 +26,8 @@
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
+from __future__ import print_function
+
 import copy
 import os
 
@@ -175,5 +177,5 @@ class InFile(object):
 
     def _fatal(self, message):
         # FIXME: This should probably raise instead of exit(1)
-        print message
+        print(message)
         exit(1)

third_party/blink/renderer/build/scripts/in_generator.py

@@ -26,6 +26,8 @@
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
+from __future__ import print_function
+
 import os
 import os.path
 import shlex
@@ -94,7 +96,7 @@ class Maker(object):
         script_name = os.path.basename(argv[0])
         args = argv[1:]
         if len(args) < 1:
-            print "USAGE: %s INPUT_FILES" % script_name
+            print("USAGE: %s INPUT_FILES" % script_name)
             exit(1)
 
         parser = optparse.OptionParser()

third_party/blink/renderer/build/scripts/make_event_factory.py

@@ -27,6 +27,8 @@
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
+from __future__ import print_function
+
 import os.path
 import sys
 
@@ -103,7 +105,7 @@ class EventFactoryWriter(json5_generator.Writer):
         }
 
     def _fatal(self, message):
-        print 'FATAL ERROR: ' + message
+        print('FATAL ERROR: ' + message)
         exit(1)
 
     def _headers_header_include_path(self, entry):