Rename printing::ClipBox to PdfRectangle.

pdf/pdfium/pdfium_engine.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 "pdf/pdfium/pdfium_engine.h"
 
 #include <math.h>
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 3167 matching lines @@
 
   const gfx::Rect gfx_content_rect(content_rect.x(),
                                    content_rect.y(),
                                    content_rect.width(),
                                    content_rect.height());
   const double scale_factor = fit_to_page ?
       printing::CalculateScaleFactor(
           gfx_content_rect, src_page_width, src_page_height, rotated) : 1.0;
 
   // Calculate positions for the clip box.
-  printing::ClipBox media_box;
-  printing::ClipBox crop_box;
+  printing::PdfRectangle media_box;
+  printing::PdfRectangle crop_box;
   bool has_media_box = !!FPDFPage_GetMediaBox(page,
                                               &media_box.left,
                                               &media_box.bottom,
                                               &media_box.right,
                                               &media_box.top);
   bool has_crop_box = !!FPDFPage_GetCropBox(page,
                                             &crop_box.left,
                                             &crop_box.bottom,
                                             &crop_box.right,
                                             &crop_box.top);
   printing::CalculateMediaBoxAndCropBox(
       rotated, has_media_box, has_crop_box, &media_box, &crop_box);
-  printing::ClipBox source_clip_box =
+  printing::PdfRectangle source_clip_box =
       printing::CalculateClipBoxBoundary(media_box, crop_box);
-  printing::ScaleClipBox(scale_factor, &source_clip_box);
+  printing::ScalePdfRectangle(scale_factor, &source_clip_box);
 
   // Calculate the translation offset values.
   double offset_x = 0;
   double offset_y = 0;
   if (fit_to_page) {
     printing::CalculateScaledClipBoxOffset(
         gfx_content_rect, source_clip_box, &offset_x, &offset_y);
   } else {
     printing::CalculateNonScaledClipBoxOffset(
         gfx_content_rect, src_page_rotation,
@@ skipping 658 matching lines @@
   FPDF_DOCUMENT doc =
       FPDF_LoadMemDocument(pdf_buffer, pdf_buffer_size, nullptr);
   if (!doc)
     return false;
   bool success = FPDF_GetPageSizeByIndex(doc, page_number, width, height) != 0;
   FPDF_CloseDocument(doc);
   return success;
 }
 
 }  // namespace chrome_pdf