cros: Restrict DEPS on ash in //chrome/browser/extensions

For go/mustash we're putting code in //ash into a separate process, so
code in //chrome/browser cannot call directly into it. Restrict DEPS in
//c/b/extensions to make that clearer.

Bug: 678705
Test: checkdeps
Change-Id: I22c707564930c3dce70f5c2576c3dfacc44c1d22
Reviewed-on: https://chromium-review.googlesource.com/747062Reviewed-by: Ken Rockot <rockot@chromium.org>
Commit-Queue: James Cook <jamescook@chromium.org>
Cr-Commit-Position: refs/heads/master@{#512904}

chrome/browser/extensions/DEPS

 include_rules = [
-  # TODO(mash): Remove. http://crbug.com/678705
-  "+ash",
-
+  # Only public interfaces allowed. See //ash/README.md
+  "+ash/public/cpp",
   "+components/chrome_apps",
   "+components/crx_file",
   "+components/strings/grit/components_strings.h",
@@ -14,3 +13,21 @@ include_rules = [
   # For access to testing command line switches.
   "+ppapi/shared_impl",
 ]
+specific_include_rules = {
+  "bookmark_app_helper\.cc": [
+    # TODO(mash): Remove. http://crbug.com/678705
+    "+ash/shell.h",
+  ],
+  "display_info_provider_chromeos(|_unittest)\.cc": [
+    # TODO(mash): Remove. http://crbug.com/678705
+    "+ash/display",
+    "+ash/shell.h",
+    "+ash/test",
+    "+ash/touch",
+    "+ash/wm/tablet_mode/tablet_mode_controller.h",
+  ],
+  "launch_util\.cc": [
+    # TODO(mash): Remove. http://crbug.com/678705
+    "+ash/shell.h",
+  ],
+}

chrome/browser/extensions/api/automation/DEPS

+include_rules = [
+  # TODO(mash): Remove. http://crbug.com/678705
+  "+ash/accelerators/accelerator_controller.h",
+  "+ash/shell.h",
+]

chrome/browser/extensions/api/virtual_keyboard_private/DEPS

 include_rules = [
+  # TODO(mash): Remove. http://crbug.com/678705
+  "+ash/shell.h",
   "+media/audio"
 ]