Moved AlphaBlend rasterization to renderer process like it was before 152681.

chrome/browser/printing/print_view_manager.cc

 // 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.
 
 #include "chrome/browser/printing/print_view_manager.h"
 
 #include <map>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 256 matching lines @@
         metafile->RasterizeMetafile(raster_size));
     if (raster_metafile.get()) {
       metafile.swap(raster_metafile);
     } else if (big_emf) {
       // Don't fall back to emf here.
       NOTREACHED() << "size:" << params.data_size;
       TerminatePrintJob(true);
       web_contents()->Stop();
       return;
     }
-  } else if (!print_job_->settings().supports_alpha_blend() &&
-             metafile->IsAlphaBlendUsed()) {
-    scoped_ptr<NativeMetafile> raster_metafile(
-        metafile->RasterizeAlphaBlend());
-    if (raster_metafile.get())
-      metafile.swap(raster_metafile);
   }
-
 #endif
 
   // Update the rendered document. It will send notifications to the listener.
   document->SetPage(params.page_number,
                     metafile.release(),
                     params.actual_shrink,
                     params.page_size,
                     params.content_area);
 
   ShouldQuitFromInnerMessageLoop();
@@ skipping 389 matching lines @@
   scoped_refptr<printing::PrinterQuery> printer_query;
   print_job_manager->PopPrinterQuery(cookie, &printer_query);
   if (!printer_query.get())
     return;
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,
       base::Bind(&PrinterQuery::StopWorker, printer_query.get()));
 }
 
 }  // namespace printing