Rename the VM internal class ByteArray to ByteVector.

runtime/vm/dart_api_impl.cc

Index: runtime/vm/dart_api_impl.cc
diff --git a/runtime/vm/dart_api_impl.cc b/runtime/vm/dart_api_impl.cc
index c12045d50e521d3886e70fe270362d4e2feaca8f..57c2e655afa872f460d2b82e37d7c206e10863aa 100644
--- a/runtime/vm/dart_api_impl.cc
+++ b/runtime/vm/dart_api_impl.cc
@@ -2441,7 +2441,7 @@ DART_EXPORT void Dart_InitPprofSupport() {
 DART_EXPORT void Dart_GetPprofSymbolInfo(void** buffer, int* buffer_size) {
   DebugInfo* pprof_symbol_generator = Dart::pprof_symbol_generator();
   if (pprof_symbol_generator != NULL) {
-    ByteArray* debug_region = new ByteArray();
+    DebugInfo::ByteBuffer* debug_region = new DebugInfo::ByteBuffer();
     ASSERT(debug_region != NULL);
     pprof_symbol_generator->WriteToMemory(debug_region);
     *buffer_size = debug_region->size();