Modify chrome to accept a pdf file on the command line and upload it to Cloud...

chrome/browser/ui/browser_init.cc

Index: chrome/browser/ui/browser_init.cc
===================================================================
--- chrome/browser/ui/browser_init.cc	(revision 72336)
+++ chrome/browser/ui/browser_init.cc	(working copy)
@@ -1124,7 +1124,13 @@
     silent_launch = true;
     profile->GetCloudPrintProxyService()->ShowTokenExpiredNotification();
   }
+  // If we are just displaying a print dialog we shouldn't open browser
+  // windows.
+  if (!command_line.GetSwitchValuePath(switches::kCloudPrintFile).empty()) {
+    silent_launch = true;
+  }
 
+
   if (command_line.HasSwitch(switches::kExplicitlyAllowedPorts)) {
     std::string allowed_ports =
         command_line.GetSwitchValueASCII(switches::kExplicitlyAllowedPorts);