Roll MDC to b681383f35304db6eacd601a228c37fa71af9c3c

- Create a public headers directory for the framework style include
and only add files that are needed by Chromium code.

Bug: 924071
Change-Id: Ia70a1f1a2eff2888c8cbf9c8a2c3ed2fff85e71b
Reviewed-on: https://chromium-review.googlesource.com/c/1432153
Commit-Queue: Mohammad Refaat <mrefaat@chromium.org>
Reviewed-by: Olivier Robin <olivierrobin@chromium.org>
Reviewed-by: Peter Lee <pkl@chromium.org>
Reviewed-by: Justin Cohen <justincohen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#625812}

DEPS

@@ -368,7 +368,7 @@ deps = {
   },
 
   'src/ios/third_party/material_components_ios/src': {
-      'url': Var('chromium_git') + '/external/github.com/material-components/material-components-ios.git' + '@' + 'd1654fd43dbe718ba59310a7aa3f80147f7cf8fd',
+      'url': Var('chromium_git') + '/external/github.com/material-components/material-components-ios.git' + '@' + 'b681383f35304db6eacd601a228c37fa71af9c3c',
       'condition': 'checkout_ios',
   },
 

ios/third_party/material_components_ios/BUILD.gn

@@ -4,6 +4,28 @@
 
 import("//build/config/locales.gni")
 
+config("mdc_components_ios_public_headers_config") {
+  include_dirs = [ "$root_gen_dir/frameworks/material_components_ios" ]
+}
+
+copy("mdc_components_ios_public_headers") {
+  sources = [
+    "src/components/Buttons/src/ColorThemer/MaterialButtons+ColorThemer.h",
+    "src/components/Buttons/src/MaterialButtons.h",
+    "src/components/Buttons/src/ShapeThemer/MaterialButtons+ShapeThemer.h",
+    "src/components/Buttons/src/TypographyThemer/MaterialButtons+TypographyThemer.h",
+    "src/components/Dialogs/src/MaterialDialogs.h",
+    "src/components/ShadowElevations/src/MaterialShadowElevations.h",
+    "src/components/schemes/Color/src/MaterialColorScheme.h",
+    "src/components/schemes/Shape/src/MaterialShapeScheme.h",
+    "src/components/schemes/Typography/src/MaterialTypographyScheme.h",
+  ]
+  outputs = [
+    "$root_gen_dir/frameworks/material_components_ios/MaterialComponents/{{source_file_part}}",
+  ]
+  public_configs = [ ":mdc_components_ios_public_headers_config" ]
+}
+
 config("config") {
   visibility = [ ":material_components_ios" ]
   include_dirs = [
@@ -438,6 +460,7 @@ source_set("material_components_ios") {
   ]
 
   public_deps = [
+    ":mdc_components_ios_public_headers",
     "//ios/third_party/motion_animator_objc",
     "//ios/third_party/motion_transitioning_objc",
   ]