Add generic text printing

chrome/browser/printing/print_job.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_PRINTING_PRINT_JOB_H_
 #define CHROME_BROWSER_PRINTING_PRINT_JOB_H_
 
 #include <memory>
 #include <vector>
 
@@ skipping 87 matching lines @@
       const scoped_refptr<base::RefCountedMemory>& bytes,
       const gfx::Size& page_size,
       const gfx::Rect& content_area,
       bool print_text_with_gdi);
 
   void StartPdfToPostScriptConversion(
       const scoped_refptr<base::RefCountedMemory>& bytes,
       const gfx::Rect& content_area,
       const gfx::Point& physical_offset,
       bool ps_level2);
+
+  void StartPdfToTextConversion(
+      const scoped_refptr<base::RefCountedMemory>& bytes,
+      const gfx::Size& page_size);
 #endif  // defined(OS_WIN)
 
  protected:
   ~PrintJob() override;
 
  private:
   // Updates |document_| to a new instance.
   void UpdatePrintedDocument(PrintedDocument* new_document);
 
   // Processes a NOTIFY_PRINT_JOB_EVENT notification.
@@ skipping 115 matching lines @@
   scoped_refptr<PrintedPage> page_;
   const Type type_;
   int job_id_;
 
   DISALLOW_COPY_AND_ASSIGN(JobEventDetails);
 };
 
 }  // namespace printing
 
 #endif  // CHROME_BROWSER_PRINTING_PRINT_JOB_H_