Merge "use std::hash instead of hashing byte by byte"

am: aaa0bbce8e

Change-Id: Iee321900f8ef386cd118d874c31c5b0d2741551a

libziparchive/zip_archive.cc

@@ -100,6 +100,11 @@ static uint32_t RoundUpPower2(uint32_t val) {
 }
 
 static uint32_t ComputeHash(const ZipString& name) {
+#if !defined(_WIN32)
+  return std::hash<std::string_view>{}(
+      std::string_view(reinterpret_cast<const char*>(name.name), name.name_length));
+#else
+  // Remove this code path once the windows compiler knows how to compile the above statement.
   uint32_t hash = 0;
   uint16_t len = name.name_length;
   const uint8_t* str = name.name;
@@ -109,6 +114,7 @@ static uint32_t ComputeHash(const ZipString& name) {
   }
 
   return hash;
+#endif
 }
 
 /*