Update SplitString calls in chrome.

chrome/browser/ui/webui/print_preview/extension_printer_handler.cc

Index: chrome/browser/ui/webui/print_preview/extension_printer_handler.cc
diff --git a/chrome/browser/ui/webui/print_preview/extension_printer_handler.cc b/chrome/browser/ui/webui/print_preview/extension_printer_handler.cc
index 8ff25c626ec1cfcfcff6d58b663a76df3979fd27..8866763fed7f500349b60aeb7c383351df9eff29 100644
--- a/chrome/browser/ui/webui/print_preview/extension_printer_handler.cc
+++ b/chrome/browser/ui/webui/print_preview/extension_printer_handler.cc
@@ -103,8 +103,8 @@ std::string GenerateProvisionalUsbPrinterId(const Extension* extension,
 bool ParseProvisionalUsbPrinterId(const std::string& printer_id,
                                   std::string* extension_id,
                                   std::string* device_guid) {
-  std::vector<std::string> components;
-  base::SplitString(printer_id, ':', &components);
+  std::vector<std::string> components = base::SplitString(
+      printer_id, ":", base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL);
 
   if (components.size() != 3)
     return false;