Printing: Add command line switch to rendering text with GDI.

chrome/common/chrome_switches.cc

Index: chrome/common/chrome_switches.cc
diff --git a/chrome/common/chrome_switches.cc b/chrome/common/chrome_switches.cc
index 7336c235939dc234307523b74b3881446017f9a7..d7f97920703f0f77a6b8b4ec81b37f903a11bcc9 100644
--- a/chrome/common/chrome_switches.cc
+++ b/chrome/common/chrome_switches.cc
@@ -1183,7 +1183,7 @@ const char kMakeChromeDefault[] = "make-chrome-default";
 
 #if defined(OS_WIN)
 // Disables using GDI to print text as simply text. Fallback to printing text
-// as paths.
+// as paths. Overrides --enable-gdi-text-printing.
 const char kDisableGDITextPrinting[] = "disable-gdi-text-printing";
 
 // Disables per monitor DPI for supported Windows versions.
@@ -1193,6 +1193,9 @@ const char kDisablePerMonitorDpi[]          = "disable-per-monitor-dpi";
 // Fallback to XPS. By default connector uses CDD.
 const char kEnableCloudPrintXps[]           = "enable-cloud-print-xps";
 
+// Enables using GDI to print text as simply text.
+const char kEnableGDITextPrinting[] = "enable-gdi-text-printing";
+
 // Enables per monitor DPI for supported Windows versions.
 const char kEnablePerMonitorDpi[]           = "enable-per-monitor-dpi";
 
@@ -1307,6 +1310,15 @@ bool PowerOverlayEnabled() {
 }
 #endif
 
+#if defined(OS_WIN)
+bool GDITextPrintingEnabled() {
+  const auto& command_line = *base::CommandLine::ForCurrentProcess();
+  if (command_line.HasSwitch(kDisableGDITextPrinting))
+    return false;
+  return command_line.HasSwitch(kEnableGDITextPrinting);
+}
+#endif
+
 // -----------------------------------------------------------------------------
 // DO NOT ADD YOUR VERY NICE FLAGS TO THE BOTTOM OF THIS FILE.
 //