bluetooth: Move writeValue to mojo

third_party/WebKit/public/BUILD.gn

Index: third_party/WebKit/public/BUILD.gn
diff --git a/third_party/WebKit/public/BUILD.gn b/third_party/WebKit/public/BUILD.gn
index 90bb886182de1b4ea2292ec5b0d67ef4f07613df..b72f50aefdda7dcd969cd18a6b437978fe0171e3 100644
--- a/third_party/WebKit/public/BUILD.gn
+++ b/third_party/WebKit/public/BUILD.gn
@@ -4,6 +4,7 @@
 
 import("//third_party/WebKit/Source/config.gni")
 import("//tools/grit/grit_rule.gni")
+import("//mojo/public/tools/bindings/mojom.gni")
 
 blink_headers_values = exec_script("//build/gypi_to_gn.py",
                                    [ rebase_path("blink_headers.gypi") ],
@@ -83,7 +84,10 @@ group("all_blink") {
 }
 
 config("blink_headers_config") {
-  include_dirs = [ ".." ]
+  include_dirs = [
+    "..",
+    "$root_gen_dir/third_party/WebKit",
+  ]
 
   # Allow :blink_headers to include v8.h without linking to it.
   configs = [ "//v8:external_config" ]
@@ -169,3 +173,9 @@ grit("image_resources") {
     "blink_image_resources_200_percent.pak",
   ]
 }
+
+mojom("mojo_bindings") {
+  sources = [
+    "platform/modules/bluetooth/web_bluetooth.mojom",
+  ]
+}