Reduce size of TessResultRenderer

Changing the order reduces the size from 72 to 64 bytes
on 64 bit Linux.

Signed-off-by: Stefan Weil <sw@weilnetz.de>

include/tesseract/renderer.h

@@ -141,12 +141,12 @@ protected:
   void AppendData(const char *s, int len);
 
 private:
+  TessResultRenderer *next_; // Can link multiple renderers together
+  FILE *fout_;               // output file pointer
   const char *file_extension_; // standard extension for generated output
   std::string title_;          // title of document being rendered
   int imagenum_;               // index of last image added
 
-  FILE *fout_;               // output file pointer
-  TessResultRenderer *next_; // Can link multiple renderers together
   bool happy_;               // I get grumpy when the disk fills up, etc.
 };
 

src/api/renderer.cpp

@@ -31,11 +31,11 @@ namespace tesseract {
  * Base Renderer interface implementation
  **********************************************************************/
 TessResultRenderer::TessResultRenderer(const char *outputbase, const char *extension)
-    : file_extension_(extension)
+    : next_(nullptr)
+    , fout_(stdout)
+    , file_extension_(extension)
     , title_("")
     , imagenum_(-1)
-    , fout_(stdout)
-    , next_(nullptr)
     , happy_(true) {
   if (strcmp(outputbase, "-") && strcmp(outputbase, "stdout")) {
     std::string outfile = std::string(outputbase) + "." + extension;