Print directly to CUPS using the IPP APIs

printing/printed_document_chromeos.cc

Index: printing/printed_document_chromeos.cc
diff --git a/printing/printed_document_linux.cc b/printing/printed_document_chromeos.cc
similarity index 51%
copy from printing/printed_document_linux.cc
copy to printing/printed_document_chromeos.cc
index a104171ad56c144060be35c94c83fa36f937c1b5..5aedb981a58a63df1fdf41ab977cf847ff3fb20e 100644
--- a/printing/printed_document_linux.cc
+++ b/printing/printed_document_chromeos.cc
@@ -1,4 +1,4 @@
-// Copyright 2014 The Chromium Authors. All rights reserved.
+// Copyright 2016 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.
 
@@ -7,14 +7,13 @@
 #include "base/logging.h"
 #include "printing/page_number.h"
 #include "printing/printed_page.h"
-#include "printing/printing_context_linux.h"
+#include "printing/printing_context_chromeos.h"
 
 namespace printing {
 
-#if !defined(OS_CHROMEOS) && !defined(OS_ANDROID)
-void PrintedDocument::RenderPrintedPage(
-    const PrintedPage& page, PrintingContext* context) const {
-#ifndef NDEBUG
+void PrintedDocument::RenderPrintedPage(const PrintedPage& page,
+                                        PrintingContext* context) const {
+#ifdef NDEBUG
   {
     // Make sure the page is from our list.
     base::AutoLock lock(lock_);
@@ -27,11 +26,16 @@ void PrintedDocument::RenderPrintedPage(
   {
     base::AutoLock lock(lock_);
     if (page.page_number() - 1 == mutable_.first_page) {
-      static_cast<PrintingContextLinux*>(context)
-          ->PrintDocument(*page.metafile());
+      std::vector<char> buffer;
+
+      if (page.metafile()->GetDataAsVector(&buffer)) {
+        static_cast<PrintingContextChromeos*>(context)->StreamData(
+            buffer.data(), buffer.size());
+      } else {
+        LOG(WARNING) << "Failed to read data from metafile";
+      }
     }
   }
 }
-#endif  // !OS_CHROMEOS && !OS_ANDROID
 
 }  // namespace printing