[Cleanup] Remove StringPrintf from global namespace

chrome/service/cloud_print/printer_job_handler_unittest.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/files/file_path.h"
 #include "base/md5.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "base/message_loop_proxy.h"
@@ skipping 20 matching lines @@
 using ::testing::NiceMock;
 using ::testing::StrictMock;
 using ::testing::Invoke;
 using ::testing::SetArgPointee;
 using ::testing::InvokeWithoutArgs;
 
 namespace cloud_print {
 
 namespace {
 
+using base::StringPrintf;
+
 const char kExampleCloudPrintServerURL[] = "https://www.google.com/cloudprint/";
 
 const char kExamplePrintTicket[] = "{\"MediaType\":\"plain\","
     "\"Resolution\":\"300x300dpi\",\"PageRegion\":\"Letter\","
     "\"InputSlot\":\"auto\",\"PageSize\":\"Letter\",\"EconoMode\":\"off\"}";
 
 
 // The fillowing constants will all be constructed with StringPrintf. The
 // following types of parameters are possible:
 // job number(int): ID # of job from given job list. All job IDs follow the
@@ skipping 725 matching lines @@
       .WillOnce(InvokeWithoutArgs(
           this, &PrinterJobHandlerTest::MakeJobFetchReturnNoJobs));
 
   EXPECT_CALL(url_callback_, OnRequestCreate(GURL(TicketURI(1)), _))
       .Times(AtLeast(kNumRetriesBeforeAbandonJob));
 
   BeginTest(70);
 }
 
 }  // namespace cloud_print