third_party/protobuf: Update to HEAD (83d681ee2c)

third_party/protobuf/src/google/protobuf/compiler/plugin.cc

Index: third_party/protobuf/src/google/protobuf/compiler/plugin.cc
diff --git a/third_party/protobuf/src/google/protobuf/compiler/plugin.cc b/third_party/protobuf/src/google/protobuf/compiler/plugin.cc
index 2ff50f61f47a8dde1796dbd6f1d7372ba1775b85..e1087601b0da4fa981d844fd2b34cba430617fb7 100644
--- a/third_party/protobuf/src/google/protobuf/compiler/plugin.cc
+++ b/third_party/protobuf/src/google/protobuf/compiler/plugin.cc
@@ -118,35 +118,16 @@ bool GenerateCode(const CodeGeneratorRequest& request,
 
   GeneratorResponseContext context(response, parsed_files);
 
-  if (generator.HasGenerateAll()) {
-    string error;
-    bool succeeded = generator.GenerateAll(
-        parsed_files, request.parameter(), &context, &error);
-
-    if (!succeeded && error.empty()) {
-      error = "Code generator returned false but provided no error "
-              "description.";
-    }
-    if (!error.empty()) {
-      response->set_error(error);
-    }
-  } else {
-    for (int i = 0; i < parsed_files.size(); i++) {
-      const FileDescriptor* file = parsed_files[i];
-
-      string error;
-      bool succeeded = generator.Generate(
-          file, request.parameter(), &context, &error);
-
-      if (!succeeded && error.empty()) {
-        error = "Code generator returned false but provided no error "
-                "description.";
-      }
-      if (!error.empty()) {
-        response->set_error(file->name() + ": " + error);
-        break;
-      }
-    }
+  string error;
+  bool succeeded = generator.GenerateAll(
+      parsed_files, request.parameter(), &context, &error);
+
+  if (!succeeded && error.empty()) {
+    error = "Code generator returned false but provided no error "
+            "description.";
+  }
+  if (!error.empty()) {
+    response->set_error(error);
   }
 
   return true;