Fix printing project on linux.

printing/page_overlays_unittest.cc

 // Copyright (c) 2006-2009 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/message_loop.h"
 #include "base/string_util.h"
 #include "printing/page_overlays.h"
 #include "printing/print_settings.h"
 #include "printing/printed_document.h"
 #include "printing/printed_page.h"
 #include "printing/printed_pages_source.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
-class PageOverlaysTest : public testing::Test {
- private:
-  MessageLoop message_loop_;
-};
-
 struct Keys {
   const wchar_t* key;
   const wchar_t* expected;
 };
 
 const Keys kOverlayKeys[] = {
-  printing::PageOverlays::kTitle, L"Foobar Document",
-  printing::PageOverlays::kTime, L"",
-  printing::PageOverlays::kDate, L"",
-  printing::PageOverlays::kPage, L"1",
-  printing::PageOverlays::kPageCount, L"2",
-  printing::PageOverlays::kPageOnTotal, L"1/2",
-  printing::PageOverlays::kUrl, L"http://www.perdu.com/",
+  { printing::PageOverlays::kTitle, L"Foobar Document" },
+  { printing::PageOverlays::kTime, L"" },
+  { printing::PageOverlays::kDate, L"" },
+  { printing::PageOverlays::kPage, L"1" },
+  { printing::PageOverlays::kPageCount, L"2" },
+  { printing::PageOverlays::kPageOnTotal, L"1/2" },
+  { printing::PageOverlays::kUrl, L"http://www.perdu.com/" },
 };
 
 class PagesSource : public printing::PrintedPagesSource {
  public:
   virtual std::wstring RenderSourceName() {
     return L"Foobar Document";
   }
 
   virtual GURL RenderSourceUrl() {
-    return GURL(L"http://www.perdu.com");
+    return GURL("http://www.perdu.com");
   }
 };
 
 }  // namespace
 
+class PageOverlaysTest : public testing::Test {
+private:
+        MessageLoop message_loop_;
+};
 
 TEST_F(PageOverlaysTest, StringConversion) {
   printing::PageOverlays overlays;
   overlays.GetOverlay(printing::PageOverlays::LEFT,
                       printing::PageOverlays::BOTTOM);
   printing::PrintSettings settings;
   PagesSource source;
   int cookie = 1;
   scoped_refptr<printing::PrintedDocument> doc(
       new printing::PrintedDocument(settings, &source, cookie));
   doc->set_page_count(2);
   gfx::Size page_size(100, 100);
   scoped_refptr<printing::PrintedPage> page(
       new printing::PrintedPage(1, NULL, page_size));
 
   std::wstring input;
   std::wstring out;
-  for (int i = 0; i < arraysize(kOverlayKeys); ++i) {
+  for (size_t i = 0; i < arraysize(kOverlayKeys); ++i) {
     input = StringPrintf(L"foo%lsbar", kOverlayKeys[i].key);
     out = printing::PageOverlays::ReplaceVariables(input, *doc.get(),
                                                    *page.get());
     EXPECT_FALSE(out.empty());
     if (wcslen(kOverlayKeys[i].expected) == 0)
       continue;
-    EXPECT_EQ(StringPrintf(L"foo%lsbar", kOverlayKeys[i].expected), out) <<
-        kOverlayKeys[i].key;
+    std::wstring expected = StringPrintf(L"foo%lsbar", kOverlayKeys[i].expected);
+    EXPECT_EQ(expected, out) << kOverlayKeys[i].key;
   }
 
   // Check if SetOverlay really sets the page overlay.
   overlays.SetOverlay(printing::PageOverlays::LEFT,
                       printing::PageOverlays::TOP,
-                      UTF16ToWide(L"Page {page}"));
+                      L"Page {page}");
   input = overlays.GetOverlay(printing::PageOverlays::LEFT,
                               printing::PageOverlays::TOP);
   EXPECT_EQ(input, L"Page {page}");
 
   // Replace the variables to see if the page number is correct.
   out = printing::PageOverlays::ReplaceVariables(input, *doc.get(),
                                                  *page.get());
   EXPECT_EQ(out, L"Page 1");
 }