third_party/protobuf: Update to HEAD (f52e188fe4)

third_party/protobuf/src/google/protobuf/compiler/objectivec/objectivec_file.h

Index: third_party/protobuf/src/google/protobuf/compiler/objectivec/objectivec_file.h
diff --git a/third_party/protobuf/src/google/protobuf/compiler/objectivec/objectivec_file.h b/third_party/protobuf/src/google/protobuf/compiler/objectivec/objectivec_file.h
index 4c0fcd3f4151174456ef487a04c43bc53043559f..a60a6885c01d4304bab9391cce2f0b1378eb3804 100644
--- a/third_party/protobuf/src/google/protobuf/compiler/objectivec/objectivec_file.h
+++ b/third_party/protobuf/src/google/protobuf/compiler/objectivec/objectivec_file.h
@@ -62,31 +62,19 @@ class FileGenerator {
   void GenerateHeader(io::Printer* printer);
 
   const string& RootClassName() const { return root_class_name_; }
-  const string Path() const;
-
-  bool IsPublicDependency() const { return is_public_dep_; }
-
- protected:
-  void SetIsPublicDependency(bool is_public_dep) {
-    is_public_dep_ = is_public_dep;
-  }
 
  private:
   const FileDescriptor* file_;
   string root_class_name_;
 
-  // Access this field through the DependencyGenerators accessor call below.
-  // Do not reference it directly.
-  vector<FileGenerator*> dependency_generators_;
-
   vector<EnumGenerator*> enum_generators_;
   vector<MessageGenerator*> message_generators_;
   vector<ExtensionGenerator*> extension_generators_;
-  bool is_public_dep_;
 
   const Options options_;
 
-  const vector<FileGenerator*>& DependencyGenerators();
+  void PrintFileRuntimePreamble(
+      io::Printer* printer, const string& header_to_import) const;
 
   GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(FileGenerator);
 };