clang/win: Fix "taking the address of a temporary" error.

printing/emf_win_unittest.cc

 // Copyright (c) 2012 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 "printing/emf_win.h"
 
 // For quick access.
 #include <wingdi.h>
 #include <winspool.h>
 
@@ skipping 88 matching lines @@
   ASSERT_TRUE(emf_data.size());
   EXPECT_TRUE(emf.InitFromData(&emf_data[0], emf_data.size()));
 
   // This will print to file. The reason is that when running inside a
   // unit_test, PrintingContext automatically dumps its files to the
   // current directory.
   // TODO(maruel):  Clean the .PRN file generated in current directory.
   context->NewDocument(L"EmfTest.Enumerate");
   context->NewPage();
   // Process one at a time.
-  Emf::Enumerator emf_enum(emf, context->context(),
-                           &emf.GetPageBounds(1).ToRECT());
+  RECT page_bounds = emf.GetPageBounds(1).ToRECT();
+  Emf::Enumerator emf_enum(emf, context->context(), &page_bounds);
   for (Emf::Enumerator::const_iterator itr = emf_enum.begin();
        itr != emf_enum.end();
        ++itr) {
     // To help debugging.
     ptrdiff_t index = itr - emf_enum.begin();
     // If you get this assert, you need to lookup iType in wingdi.h. It starts
     // with EMR_HEADER.
     EMR_HEADER;
     EXPECT_TRUE(itr->SafePlayback(&emf_enum.context_)) <<
         " index: " << index << " type: " << itr->record()->iType;
@@ skipping 33 matching lines @@
   di.cbSize = sizeof(DOCINFO);
   di.lpszDocName = L"Test Job";
   int job_id = ::StartDoc(dc.Get(), &di);
   Emf emf;
   EXPECT_TRUE(emf.InitFromData(&data.front(), size));
   EXPECT_TRUE(emf.SafePlayback(dc.Get()));
   ::EndDoc(dc.Get());
   // Since presumably the printer is not real, let us just delete the job from
   // the queue.
   HANDLE printer = NULL;
-  if (::OpenPrinter(L"UnitTest Printer", &printer, NULL)) {
+  if (::OpenPrinter(const_cast<LPTSTR>(L"UnitTest Printer"), &printer, NULL)) {
     ::SetJob(printer, job_id, 0, NULL, JOB_CONTROL_DELETE);
     ClosePrinter(printer);
   }
 }
 
 TEST(EmfTest, FileBackedEmf) {
   // Simplest use case.
   base::ScopedTempDir scratch_metafile_dir;
   ASSERT_TRUE(scratch_metafile_dir.CreateUniqueTempDir());
   base::FilePath metafile_path;
@@ skipping 46 matching lines @@
   EXPECT_EQ(emf.GetPageBounds(1), raster->GetPageBounds(1));
 
   raster.reset(emf.RasterizeMetafile(16*1024*1024));
   // Expected size about 64MB.
   EXPECT_LE(abs(int(raster->GetDataSize()) - 64*1024*1024), 1024*1024);
   // Bounds should still be the same.
   EXPECT_EQ(emf.GetPageBounds(1), raster->GetPageBounds(1));
 }
 
 }  // namespace printing