Print with the correct physical dimensions when specified

components/printing/renderer/print_web_view_helper.cc

Index: components/printing/renderer/print_web_view_helper.cc
diff --git a/components/printing/renderer/print_web_view_helper.cc b/components/printing/renderer/print_web_view_helper.cc
index 823c9574eb870e6f7c988d0711e63a2024992c97..1f69c3abb8ffcfe54b4af9f34691ed18d7e54970 100644
--- a/components/printing/renderer/print_web_view_helper.cc
+++ b/components/printing/renderer/print_web_view_helper.cc
@@ -681,11 +681,11 @@ void PrepareFrameAndViewForPrint::ResizeForPrinting() {
   // think the page is 125% larger so the size of the page is correct for
   // minimum (default) scaling.
   // This is important for sites that try to fill the page.
-  // The 1.25 value is |printingMinimumShrinkFactor|.
+  // The 1.33 value is |printingMinimumShrinkFactor|.
   gfx::Size print_layout_size(web_print_params_.printContentArea.width,
                               web_print_params_.printContentArea.height);
   print_layout_size.set_height(
-      static_cast<int>(static_cast<double>(print_layout_size.height()) * 1.25));
+      static_cast<int>(static_cast<double>(print_layout_size.height()) * 1.33));

[eae, 2016/03/23 21:16:56]

How about making this a constant and using it both here and below? (and ideally
in blink, that might be hard though).

 
   if (!frame())
     return;
@@ -1785,7 +1785,7 @@ void PrintWebViewHelper::PrintPageInternal(
 #if defined(OS_WIN)
     const float fudge_factor = 1;
 #else
-    const float fudge_factor = 1.25;
+    const float fudge_factor = 1.33;
 #endif
     // |page_number| is 0-based, so 1 is added.
     PrintHeaderAndFooter(canvas, params.page_number + 1,