Update //third_party/protobuf to version 3.

third_party/protobuf/src/google/protobuf/compiler/javanano/javanano_field.h

Index: third_party/protobuf/src/google/protobuf/compiler/javanano/javanano_field.h
diff --git a/third_party/protobuf/src/google/protobuf/compiler/java/java_field.h b/third_party/protobuf/src/google/protobuf/compiler/javanano/javanano_field.h
similarity index 54%
copy from third_party/protobuf/src/google/protobuf/compiler/java/java_field.h
copy to third_party/protobuf/src/google/protobuf/compiler/javanano/javanano_field.h
index 4dd0efd60b327c1f4d2abb3a0736ec052ee0f345..57c221f47caaafa911962afa6699d04c7e329a9f 100644
--- a/third_party/protobuf/src/google/protobuf/compiler/java/java_field.h
+++ b/third_party/protobuf/src/google/protobuf/compiler/javanano/javanano_field.h
@@ -32,12 +32,14 @@
 //  Based on original Protocol Buffers design by
 //  Sanjay Ghemawat, Jeff Dean, and others.
 
-#ifndef GOOGLE_PROTOBUF_COMPILER_JAVA_FIELD_H__
-#define GOOGLE_PROTOBUF_COMPILER_JAVA_FIELD_H__
+#ifndef GOOGLE_PROTOBUF_COMPILER_JAVANANO_FIELD_H__
+#define GOOGLE_PROTOBUF_COMPILER_JAVANANO_FIELD_H__
 
+#include <map>
 #include <string>
 #include <google/protobuf/stubs/common.h>
 #include <google/protobuf/descriptor.h>
+#include <google/protobuf/compiler/javanano/javanano_params.h>
 
 namespace google {
 namespace protobuf {
@@ -48,35 +50,43 @@ namespace protobuf {
 
 namespace protobuf {
 namespace compiler {
-namespace java {
+namespace javanano {
 
 class FieldGenerator {
  public:
-  FieldGenerator() {}
+  FieldGenerator(const Params& params) : params_(params) {}
   virtual ~FieldGenerator();
 
-  virtual int GetNumBitsForMessage() const = 0;
-  virtual int GetNumBitsForBuilder() const = 0;
-  virtual void GenerateInterfaceMembers(io::Printer* printer) const = 0;
-  virtual void GenerateMembers(io::Printer* printer) const = 0;
-  virtual void GenerateBuilderMembers(io::Printer* printer) const = 0;
-  virtual void GenerateInitializationCode(io::Printer* printer) const = 0;
-  virtual void GenerateBuilderClearCode(io::Printer* printer) const = 0;
+  virtual bool SavedDefaultNeeded() const;
+  virtual void GenerateInitSavedDefaultCode(io::Printer* printer) const;
+
+  // Generates code for Java fields and methods supporting this field.
+  // If this field needs a saved default (SavedDefaultNeeded() is true),
+  // then @lazy_init controls how the static field for that default value
+  // and its initialization code should be generated. If @lazy_init is
+  // true, the static field is not declared final and the initialization
+  // code is generated only when GenerateInitSavedDefaultCode is called;
+  // otherwise, the static field is declared final and initialized inline.
+  // GenerateInitSavedDefaultCode will not be called in the latter case.
+  virtual void GenerateMembers(
+      io::Printer* printer, bool lazy_init) const = 0;
+
+  virtual void GenerateClearCode(io::Printer* printer) const = 0;
   virtual void GenerateMergingCode(io::Printer* printer) const = 0;
-  virtual void GenerateBuildingCode(io::Printer* printer) const = 0;
-  virtual void GenerateParsingCode(io::Printer* printer) const = 0;
-  virtual void GenerateParsingCodeFromPacked(io::Printer* printer) const;
-  virtual void GenerateParsingDoneCode(io::Printer* printer) const = 0;
+
+  // Generates code to merge from packed serialized form. The default
+  // implementation will fail; subclasses which can handle packed serialized
+  // forms will override this and print appropriate code to the printer.
+  virtual void GenerateMergingCodeFromPacked(io::Printer* printer) const;
+
   virtual void GenerateSerializationCode(io::Printer* printer) const = 0;
   virtual void GenerateSerializedSizeCode(io::Printer* printer) const = 0;
-  virtual void GenerateFieldBuilderInitializationCode(io::Printer* printer)
-      const = 0;
-
   virtual void GenerateEqualsCode(io::Printer* printer) const = 0;
-  virtual void GenerateHashCode(io::Printer* printer) const = 0;
-
-  virtual string GetBoxedType() const = 0;
+  virtual void GenerateHashCodeCode(io::Printer* printer) const = 0;
+  virtual void GenerateFixClonedCode(io::Printer* printer) const {}
 
+ protected:
+  const Params& params_;
  private:
   GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(FieldGenerator);
 };
@@ -84,26 +94,37 @@ class FieldGenerator {
 // Convenience class which constructs FieldGenerators for a Descriptor.
 class FieldGeneratorMap {
  public:
-  explicit FieldGeneratorMap(const Descriptor* descriptor);
+  explicit FieldGeneratorMap(const Descriptor* descriptor, const Params &params);
   ~FieldGeneratorMap();
 
   const FieldGenerator& get(const FieldDescriptor* field) const;
-  const FieldGenerator& get_extension(int index) const;
+  int total_bits() const { return total_bits_; }
+  bool saved_defaults_needed() const { return saved_defaults_needed_; }
 
  private:
   const Descriptor* descriptor_;
   scoped_array<scoped_ptr<FieldGenerator> > field_generators_;
-  scoped_array<scoped_ptr<FieldGenerator> > extension_generators_;
+  int total_bits_;
+  bool saved_defaults_needed_;
 
   static FieldGenerator* MakeGenerator(const FieldDescriptor* field,
-      int messageBitIndex, int builderBitIndex);
+      const Params &params, int* next_has_bit_index);
 
   GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(FieldGeneratorMap);
 };
 
-}  // namespace java
+void SetCommonOneofVariables(const FieldDescriptor* descriptor,
+                             map<string, string>* variables);
+void GenerateOneofFieldEquals(const FieldDescriptor* descriptor,
+                              const map<string, string>& variables,
+                              io::Printer* printer);
+void GenerateOneofFieldHashCode(const FieldDescriptor* descriptor,
+                                const map<string, string>& variables,
+                                io::Printer* printer);
+
+}  // namespace javanano
 }  // namespace compiler
 }  // namespace protobuf
 
 }  // namespace google
-#endif  // GOOGLE_PROTOBUF_COMPILER_JAVA_FIELD_H__
+#endif  // GOOGLE_PROTOBUF_COMPILER_JAVANANO_FIELD_H__