Fix GN generation for WinASAN build

build/config/BUILDCONFIG.gn

 # Copyright (c) 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # =============================================================================
 # PLATFORM SELECTION
 # =============================================================================
 #
 # There are two main things to set: "os" and "cpu". The "toolchain" is the name
 # of the GN thing that encodes combinations of these things.
@@ skipping 322 matching lines @@
   is_win = false
 }
 
 # =============================================================================
 # SOURCES FILTERS
 # =============================================================================
 #
 # These patterns filter out platform-specific files when assigning to the
 # sources variable. The magic variable |sources_assignment_filter| is applied
 # to each assignment or appending to the sources variable and matches are
-# automatcally removed.
+# automatically removed.
 #
 # Note that the patterns are NOT regular expressions. Only "*" and "\b" (path
 # boundary = end of string or slash) are supported, and the entire string
-# muct match the pattern (so you need "*.cc" to match all .cc files, for
+# must match the pattern (so you need "*.cc" to match all .cc files, for
 # example).
 
 # DO NOT ADD MORE PATTERNS TO THIS LIST, see set_sources_assignment_filter call
 # below.
 sources_assignment_filter = []
 if (!is_posix) {
   sources_assignment_filter += [
     "*_posix.h",
     "*_posix.cc",
     "*_posix_unittest.h",
@@ skipping 272 matching lines @@
 set_defaults("component") {
   if (is_component_build) {
     configs = default_shared_library_configs
     if (is_android) {
       configs -= [ "//build/config/android:hide_native_jni_exports" ]
     }
   } else {
     configs = default_compiler_configs
   }
 }