Stop recursion for create_bundle deps when crossing toolchain.

tools/gn/target.cc

Index: tools/gn/target.cc
diff --git a/tools/gn/target.cc b/tools/gn/target.cc
index ddc8ad5074d0dd0351d1c094cd240a7ab28bc0ee..85955a7168fb371ffea80321bcf8c6c777d4e597 100644
--- a/tools/gn/target.cc
+++ b/tools/gn/target.cc
@@ -515,6 +515,10 @@ void Target::PullRecursiveBundleData() {
     if (pair.ptr->output_type() == CREATE_BUNDLE)
       continue;
 
+    // Don't propagate across toolchain.
+    if (pair.ptr->toolchain() != toolchain())
+      continue;
+
     // Direct dependency on a bundle_data target.
     if (pair.ptr->output_type() == BUNDLE_DATA)
       bundle_data_.AddBundleData(pair.ptr);