Change mojo enums to be scoped enums in the generated C++ bindings.

components/clipboard/clipboard_standalone_impl.cc

Index: components/clipboard/clipboard_standalone_impl.cc
diff --git a/components/clipboard/clipboard_standalone_impl.cc b/components/clipboard/clipboard_standalone_impl.cc
index 1a852f727d63bd537d4bcc8643872a9521cdf22a..1a5d3b38ed32d8cd0590a8a4a6a0689d9f146ef3 100644
--- a/components/clipboard/clipboard_standalone_impl.cc
+++ b/components/clipboard/clipboard_standalone_impl.cc
@@ -65,13 +65,14 @@ ClipboardStandaloneImpl::~ClipboardStandaloneImpl() {
 void ClipboardStandaloneImpl::GetSequenceNumber(
     Clipboard::Type clipboard_type,
     const mojo::Callback<void(uint64_t)>& callback) {
-  callback.Run(sequence_number_[clipboard_type]);
+  callback.Run(sequence_number_[static_cast<int>(clipboard_type)]);
 }
 
 void ClipboardStandaloneImpl::GetAvailableMimeTypes(
     Clipboard::Type clipboard_type,
     const mojo::Callback<void(Array<String>)>& callback) {
-  callback.Run(clipboard_state_[clipboard_type]->GetMimeTypes());
+  callback.Run(
+      clipboard_state_[static_cast<int>(clipboard_type)]->GetMimeTypes());
 }
 
 void ClipboardStandaloneImpl::ReadMimeType(
@@ -79,15 +80,16 @@ void ClipboardStandaloneImpl::ReadMimeType(
     const String& mime_type,
     const mojo::Callback<void(Array<uint8_t>)>& callback) {
   Array<uint8_t> mime_data;
-  clipboard_state_[clipboard_type]->GetData(mime_type, &mime_data);
+  clipboard_state_[static_cast<int>(clipboard_type)]->GetData(mime_type,
+                                                              &mime_data);
   callback.Run(std::move(mime_data));
 }
 
 void ClipboardStandaloneImpl::WriteClipboardData(
     Clipboard::Type clipboard_type,
     Map<String, Array<uint8_t>> data) {
-  sequence_number_[clipboard_type]++;
-  clipboard_state_[clipboard_type]->SetData(std::move(data));
+  sequence_number_[static_cast<int>(clipboard_type)]++;
+  clipboard_state_[static_cast<int>(clipboard_type)]->SetData(std::move(data));
 }
 
 }  // namespace clipboard