Allow obj-c import statements to be as long as necessary.

presubmit_canned_checks.py

Index: presubmit_canned_checks.py
diff --git a/presubmit_canned_checks.py b/presubmit_canned_checks.py
index 816c7840a4b2bbd290b902853788220337bb9ded..a21770048acc13b4e9d9069a804156086baeddfc 100644
--- a/presubmit_canned_checks.py
+++ b/presubmit_canned_checks.py
@@ -327,11 +327,20 @@ def CheckLongLines(input_api, output_api, maxlen, source_file_filter=None):
   # Special java statements.
   SPECIAL_JAVA_STARTS = ('package ', 'import ')
 
+  # Special obj-c statements.
+  OBJC_FILE_EXTENSIONS = ('h', 'm', 'mm')
+  SPECIAL_OBJC_STARTS = ('#import')
+
   def no_long_lines(file_extension, line):
     # Allow special java statements to be as long as necessary.
     if file_extension == 'java' and line.startswith(SPECIAL_JAVA_STARTS):
       return True
 
+    # Allow special obj-c statements to be as long as necessary.
+    if file_extension in OBJC_FILE_EXTENSIONS and\
+        line.startswith(SPECIAL_OBJC_STARTS):
+      return True
+
     file_maxlen = maxlens.get(file_extension, maxlens[''])
     # Stupidly long symbols that needs to be worked around if takes 66% of line.
     long_symbol = file_maxlen * 2 / 3