import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

.ycm_extra_conf.py

@@ -0,0 +1,47 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+import imp
+import os
+import shlex
+import sys
+try:
+    from StringIO import StringIO
+except ImportError:
+    from io import StringIO
+
+old_bytecode = sys.dont_write_bytecode
+sys.dont_write_bytecode = True
+
+path = os.path.join(os.path.dirname(__file__), 'mach')
+
+if not os.path.exists(path):
+    path = os.path.join(os.path.dirname(__file__), 'config.status')
+    config = imp.load_module('_buildconfig', open(path), path, ('', 'r', imp.PY_SOURCE))
+    path = os.path.join(config.topsrcdir, 'mach')
+mach_module = imp.load_module('_mach', open(path), path, ('', 'r', imp.PY_SOURCE))
+
+sys.dont_write_bytecode = old_bytecode
+
+def FlagsForFile(filename):
+    mach = mach_module.get_mach()
+    out = StringIO()
+
+    # Mach calls sys.stdout.fileno(), so we need to fake it when capturing it.
+    # Returning an invalid file descriptor does the trick.
+    out.fileno = lambda: -1
+    out.encoding = None
+    mach.run(['compileflags', filename], stdout=out, stderr=out)
+
+    flag_list = shlex.split(out.getvalue())
+
+    # This flag is added by Fennec for android build and causes ycmd to fail to parse the file.
+    # Removing this flag is a workaround until ycmd starts to handle this flag properly.
+    # https://github.com/Valloric/YouCompleteMe/issues/1490
+    final_flags = [x for x in flag_list if not x.startswith('-march=armv')]
+
+    return {
+        'flags': final_flags,
+        'do_cache': True
+    }