Implement window.print() on Android

chrome/browser/printing/printing_message_filter.h

Index: chrome/browser/printing/printing_message_filter.h
diff --git a/chrome/browser/printing/printing_message_filter.h b/chrome/browser/printing/printing_message_filter.h
index 1662c000fb830774ee99b875b4b87aadf86b5de7..bef24e3f5ebd0c6faad0af0c6f9ee987f9390956 100644
--- a/chrome/browser/printing/printing_message_filter.h
+++ b/chrome/browser/printing/printing_message_filter.h
@@ -67,6 +67,7 @@ class PrintingMessageFilter : public content::BrowserMessageFilter {
 #endif
 
 #if defined(OS_ANDROID)
+

[dcheng, 2014/11/26 19:00:53]

Remove these extra newlines.

   // Updates the file descriptor for the PrintViewManagerBasic of a given
   // render_view_id.
   void UpdateFileDescriptor(int render_view_id, int fd);
@@ -97,6 +98,9 @@ class PrintingMessageFilter : public content::BrowserMessageFilter {
                        IPC::Message* reply_msg);
   void OnScriptedPrintReply(scoped_refptr<PrinterQuery> printer_query,
                             IPC::Message* reply_msg);
+  void OnSystemSpecificReply(scoped_refptr<PrinterQuery> printer_query,
+                            IPC::Message* reply_msg);
+
 
   // Modify the current print settings based on |job_settings|. The task is
   // handled by the print worker thread and the UI thread. The reply occurs on
@@ -107,6 +111,7 @@ class PrintingMessageFilter : public content::BrowserMessageFilter {
   void OnUpdatePrintSettingsReply(scoped_refptr<PrinterQuery> printer_query,
                                   IPC::Message* reply_msg);
 
+
 #if defined(ENABLE_PRINT_PREVIEW)
   // Check to see if print preview has been cancelled.
   void OnCheckForCancel(int32 preview_ui_id,