Implement the renderer side of the mojo based local storage implementation.

mojo/common/common_type_converters.cc

Index: mojo/common/common_type_converters.cc
diff --git a/mojo/common/common_type_converters.cc b/mojo/common/common_type_converters.cc
index 2740853c3d0836c8d33a7ebd23354b472c33ab7c..583ae8e0e819ccc86598bc072e3afa9869f0bde1 100644
--- a/mojo/common/common_type_converters.cc
+++ b/mojo/common/common_type_converters.cc
@@ -56,4 +56,21 @@ Array<uint8_t> TypeConverter<Array<uint8_t>, std::string>::Convert(
   return result;
 }
 
+base::string16 TypeConverter<base::string16, Array<uint8_t> >::Convert(

[dcheng, 2016/03/18 06:35:29]

Nit: >>

[jam, 2016/03/18 16:48:33]

Done.

+    const Array<uint8_t>& input) {
+  if (input.is_null() || input.size() == 0u)

[dcheng, 2016/03/18 06:35:29]

Nit: input.empty()

[jam, 2016/03/18 16:48:33]

Done.

+    return base::string16();
+
+  return base::string16(reinterpret_cast<const base::char16*>(&input.front()),
+                        input.size() / sizeof(base::char16));
+}
+
+Array<uint8_t> TypeConverter<Array<uint8_t>, base::string16>::Convert(
+    const base::string16& input) {
+  Array<uint8_t> result(input.size() * sizeof(base::char16));
+  if (input.size() > 0)

[dcheng, 2016/03/18 06:35:29]

Nit: input.empty()

[jam, 2016/03/18 16:48:33]

Done.

+    memcpy(&result.front(), input.c_str(), input.size() * sizeof(base::char16));
+  return result;
+}
+
 }  // namespace mojo