Add bundle_deps to ios_{app,framework}_bundle templates.

build/config/ios/rules.gni

Index: build/config/ios/rules.gni
diff --git a/build/config/ios/rules.gni b/build/config/ios/rules.gni
index 03c401ceb63a2ee4a3f17cc21a99d1deb9840748..9aa244db834e3c715e07e50694258f9f5ac80fc9 100644
--- a/build/config/ios/rules.gni
+++ b/build/config/ios/rules.gni
@@ -158,6 +158,7 @@ template("ios_app_bundle") {
       forward_variables_from(invoker,
                              "*",
                              [
+                               "bundle_deps",
                                "bundle_extension",
                                "entitlements_path",
                                "extra_substitutions",
@@ -240,6 +241,7 @@ template("ios_app_bundle") {
       forward_variables_from(invoker,
                              "*",
                              [
+                               "bundle_deps",
                                "bundle_extension",
                                "data_deps",
                                "entitlements_path",
@@ -387,6 +389,9 @@ template("ios_app_bundle") {
       } else {
         deps += [ ":$_bundle_data_executable" ]
       }
+      if (defined(invoker.bundle_deps)) {
+        deps += invoker.bundle_deps
+      }
 
       if (use_ios_simulator) {
         if (!defined(data_deps)) {
@@ -470,6 +475,9 @@ template("ios_app_bundle") {
   if (defined(invoker.product_type)) {
     assert(invoker.product_type != "", "mark product_type as used")
   }
+  if (defined(invoker.bundle_deps)) {
+    assert(invoker.bundle_deps != [], "mark bundle_deps as used")
+  }
 }
 
 set_defaults("ios_app_bundle") {