Update //third_party/protobuf to version 3.

third_party/protobuf/src/google/protobuf/io/coded_stream_inl.h

Index: third_party/protobuf/src/google/protobuf/io/coded_stream_inl.h
diff --git a/third_party/protobuf/src/google/protobuf/io/coded_stream_inl.h b/third_party/protobuf/src/google/protobuf/io/coded_stream_inl.h
index 144f44f0635304bd7acc72ae628eab2d0a1998d3..d95b06e04e5310d25eb4294959bacd2479933e2f 100644
--- a/third_party/protobuf/src/google/protobuf/io/coded_stream_inl.h
+++ b/third_party/protobuf/src/google/protobuf/io/coded_stream_inl.h
@@ -1,6 +1,6 @@
 // Protocol Buffers - Google's data interchange format
 // Copyright 2008 Google Inc.  All rights reserved.
-// http://code.google.com/p/protobuf/
+// https://developers.google.com/protocol-buffers/
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
@@ -36,7 +36,10 @@
 #ifndef GOOGLE_PROTOBUF_IO_CODED_STREAM_INL_H__
 #define GOOGLE_PROTOBUF_IO_CODED_STREAM_INL_H__
 
+#include <google/protobuf/stubs/logging.h>
+#include <google/protobuf/stubs/common.h>
 #include <google/protobuf/io/coded_stream.h>
+#include <google/protobuf/io/zero_copy_stream_impl_lite.h>
 #include <string>
 #include <google/protobuf/stubs/stl_util.h>
 
@@ -50,10 +53,12 @@ inline bool CodedInputStream::InternalReadStringInline(string* buffer,
 
   if (BufferSize() >= size) {
     STLStringResizeUninitialized(buffer, size);
-    // When buffer is empty, string_as_array(buffer) will return NULL but memcpy
-    // requires non-NULL pointers even when size is 0. Hench this check.
-    if (size > 0) {
-      memcpy(string_as_array(buffer), buffer_, size);
+    std::pair<char*, bool> z = as_string_data(buffer);
+    if (z.second) {
+      // Oddly enough, memcpy() requires its first two args to be non-NULL even
+      // if we copy 0 bytes.  So, we have ensured that z.first is non-NULL here.
+      GOOGLE_DCHECK(z.first != NULL);
+      memcpy(z.first, buffer_, size);
       Advance(size);
     }
     return true;
@@ -62,6 +67,23 @@ inline bool CodedInputStream::InternalReadStringInline(string* buffer,
   return ReadStringFallback(buffer, size);
 }
 
+inline bool CodedInputStream::InternalReadRawInline(void* buffer, int size) {
+  int current_buffer_size;
+  while ((current_buffer_size = BufferSize()) < size) {
+    // Reading past end of buffer.  Copy what we have, then refresh.
+    memcpy(buffer, buffer_, current_buffer_size);
+    buffer = reinterpret_cast<uint8*>(buffer) + current_buffer_size;
+    size -= current_buffer_size;
+    Advance(current_buffer_size);
+    if (!Refresh()) return false;
+  }
+
+  memcpy(buffer, buffer_, size);
+  Advance(size);
+
+  return true;
+}
+
 }  // namespace io
 }  // namespace protobuf
 }  // namespace google