json_schema_compiler: Use std::vector<char> for binary values.

tools/json_schema_compiler/util.cc

Index: tools/json_schema_compiler/util.cc
diff --git a/tools/json_schema_compiler/util.cc b/tools/json_schema_compiler/util.cc
index 40dbe68c1f1274a0b09ca8e6141e876e69e6aea8..6d71dbed9776b0973165caab851874ee9503c1ce 100644
--- a/tools/json_schema_compiler/util.cc
+++ b/tools/json_schema_compiler/util.cc
@@ -4,6 +4,7 @@
 
 #include "tools/json_schema_compiler/util.h"
 
+#include "base/stl_util.h"
 #include "base/values.h"
 
 namespace json_schema_compiler {
@@ -25,6 +26,16 @@ bool PopulateItem(const base::Value& from, std::string* out) {
   return from.GetAsString(out);
 }
 
+bool PopulateItem(const base::ListValue& from,
+                  int index,
+                  std::vector<char>* out) {
+  const base::BinaryValue* binary = nullptr;
+  if (!from.GetAsBinary(&binary))
+    return false;
+  out->assign(binary->GetBuffer(), binary->GetBuffer() + binary->GetSize());
+  return true;
+}
+
 bool PopulateItem(const base::Value& from, linked_ptr<base::Value>* out) {
   *out = make_linked_ptr(from.DeepCopy());
   return true;
@@ -32,7 +43,7 @@ bool PopulateItem(const base::Value& from, linked_ptr<base::Value>* out) {
 
 bool PopulateItem(const base::Value& from,
                   linked_ptr<base::DictionaryValue>* out) {
-  const base::DictionaryValue* dict = NULL;
+  const base::DictionaryValue* dict = nullptr;
   if (!from.GetAsDictionary(&dict))
     return false;
   *out = make_linked_ptr(dict->DeepCopy());
@@ -55,6 +66,11 @@ void AddItemToList(const std::string& from, base::ListValue* out) {
   out->Append(new base::StringValue(from));
 }
 
+void AddItemToList(const std::vector<char>& from, base::ListValue* out) {
+  out->Append(base::BinaryValue::CreateWithCopiedBuffer(vector_as_array(&from),
+                                                        from.size()));
+}
+
 void AddItemToList(const linked_ptr<base::Value>& from, base::ListValue* out) {
   out->Append(from->DeepCopy());
 }
@@ -87,5 +103,5 @@ std::string ValueTypeToString(base::Value::Type type) {
   return "";
 }
 
-}  // namespace api_util
-}  // namespace extensions
+}  // namespace util
+}  // namespace json_schema_compiler