[rac] Format an address for display.

third_party/libaddressinput/chromium/cpp/src/address_data.cc

Index: third_party/libaddressinput/chromium/cpp/src/address_data.cc
diff --git a/third_party/libaddressinput/chromium/cpp/src/address_data.cc b/third_party/libaddressinput/chromium/cpp/src/address_data.cc
index 9b86cc8585f79e18577f814e6a1bd185710c3d2e..65fe1a664f17104cd708b7bc7aa3efe4e28088d1 100644
--- a/third_party/libaddressinput/chromium/cpp/src/address_data.cc
+++ b/third_party/libaddressinput/chromium/cpp/src/address_data.cc
@@ -17,12 +17,54 @@
 #include <libaddressinput/address_field.h>
 
 #include <cassert>
+#include <cstddef>
 #include <string>
+#include <vector>
+
+#include "region_data_constants.h"
+#include "rule.h"
 
 namespace i18n {
 namespace addressinput {
 
-const std::string& AddressData::GetField(AddressField field) const {
+void AddressData::FormatForDisplay(std::vector<std::string>* lines) const {
+  assert(lines != NULL);
+  lines->clear();
+
+  Rule rule;
+  rule.CopyFrom(Rule::GetDefault());
+  rule.ParseSerializedRule(RegionDataConstants::GetRegionData(country_code));
+
+  const std::vector<std::vector<FormatElement> >& format = rule.GetFormat();
+  for (size_t i = 0; i < format.size(); ++i) {
+    std::string line;
+    for (size_t j = 0; j < format[i].size(); ++j) {
+      const FormatElement& element = format[i][j];
+      if (element.IsField()) {
+        if (element.field == STREET_ADDRESS) {
+          // Street address field can contain multiple values.
+          for (size_t k = 0; k < address_lines.size(); ++k) {
+            line += address_lines[k];
+            if (k < address_lines.size() - 1) {
+              lines->push_back(line);
+              line.clear();
+            }
+          }
+        } else {
+          line += GetFieldValue(element.field);
+        }
+      } else {
+        line += element.literal;
+      }
+    }
+
+    if (!line.empty()) {
+      lines->push_back(line);
+    }
+  }
+}
+
+const std::string& AddressData::GetFieldValue(AddressField field) const {
   switch (field) {
     case COUNTRY:
       return country_code;