GN: Check //content/renderer:* by default.

.gn

 # This file is used by the GN meta build system to find the root of the source
 # tree and to set startup options. For documentation on the values set in this
 # file, run "gn help dotfile" at the command line.
 
 # The location of the build configuration file.
 buildconfig = "//build/config/BUILDCONFIG.gn"
 
 # The secondary source root is a parallel directory tree where
 # GN build files are placed when they can not be placed directly
 # in the source tree, e.g. for third party source trees.
@@ skipping 20 matching lines @@
   "//chrome/tools/*",
   "//chrome/utility/*",
   "//chromecast/*",
   "//chrome_elf/*",
   "//cloud_print/*",
   "//components/*",
 
   #"//content/*",  # A whole lot of errors.
   "//content/public/common:result_codes",
   "//content/public/common:static_switches",
+  "//content/renderer:*",  # Excluding //content/renderer/mus.

[jbroman, 2016/01/14 14:31:23]

//content/renderer/mus has circular dependency issues (it both depends on and is
depended on by the rest of //content/renderer).

[brettw, 2016/01/19 23:44:06]

You can use the variable "allow_circular_includes_from" to allow this kind of
cycle.

   "//courgette/*",
   "//crypto/*",
   "//data/*",
   "//dbus/*",
   "//device/*",
 
   #"//extensions/*",  # Lots of errors.
   "//gin/*",
   "//google_apis/*",
   "//google_update/*",
@@ skipping 179 matching lines @@
   "//tools/gn/format_test_data/055.golden",
   "//tools/gn/function_exec_script.cc",
   "//tools/gn/gn.gyp",
   "//tools/gn/input_conversion.cc",
   "//tools/gn/misc/emacs/gn.el",
   "//tools/gn/misc/vim/syntax/gn.vim",
   "//tools/gn/setup.cc",
   "//ui/accessibility/BUILD.gn",
   "//ui/views/BUILD.gn",
 ]