Move apps/shell to extensions/shell.

extensions/shell/DEPS

Index: extensions/shell/DEPS
diff --git a/apps/shell/DEPS b/extensions/shell/DEPS
similarity index 79%
rename from apps/shell/DEPS
rename to extensions/shell/DEPS
index d1b37cdcfc93770729fa35753241f7620c3882f8..ffa7287ffdc8aca010106fd71a79a281235b55b8 100644
--- a/apps/shell/DEPS
+++ b/extensions/shell/DEPS
@@ -3,9 +3,9 @@ include_rules = [
   "-apps",
   # Individual subdirectories should have their own DEPS that include
   # their allowed directories.
-  "-apps/shell",
-  "+apps/shell/common",
-  "+apps/shell/test",
+  "-extensions/shell",
+  "+extensions/shell/common",
+  "+extensions/shell/test",
 
   # Do not add dependencies on Chrome. Talk to OWNERS about how to refactor
   # the code you need to a shared location.
@@ -16,7 +16,7 @@ include_rules = [
   "+grit/app_shell_resources.h",
   "+grit/extensions_resources.h",
 
-  # Real DEPS go in subdirectories, for example apps/shell/browser/DEPS.
+  # Real DEPS go in subdirectories, for example extensions/shell/browser/DEPS.
   # Temporary exceptions for app_shell bring-up go here.
   # TODO(jamescook): Remove these. http://crbug.com/305404
   "!chrome/browser/chrome_notification_types.h",