clang/win: Let remaining chromium_code targets build with -Wextra.

chrome/browser/autocomplete/in_memory_url_index_unittest.cc

Index: chrome/browser/autocomplete/in_memory_url_index_unittest.cc
diff --git a/chrome/browser/autocomplete/in_memory_url_index_unittest.cc b/chrome/browser/autocomplete/in_memory_url_index_unittest.cc
index f350b44f4277a786656aec0deb9d212e46e8fb35..f84cd281b0d855c1a00bf5209c4bd09e63dabaf9 100644
--- a/chrome/browser/autocomplete/in_memory_url_index_unittest.cc
+++ b/chrome/browser/autocomplete/in_memory_url_index_unittest.cc
@@ -1032,9 +1032,9 @@ TEST_F(InMemoryURLIndexTest, ReadVisitsFromHistory) {
   {
     const VisitInfoVector& visits = entry->second.visits;
     EXPECT_EQ(3u, visits.size());

[Lei Zhang, 2015/12/09 22:17:15]

ASSERT_EQ(), ditto below, sigh.

[Nico, 2015/12/09 22:22:35]

Done.

-    EXPECT_EQ(0u, visits[0].second);
-    EXPECT_EQ(1u, visits[1].second);
-    EXPECT_EQ(0u, visits[2].second);
+    EXPECT_EQ(static_cast<ui::PageTransition>(0u), visits[0].second);

[Lei Zhang, 2015/12/09 22:17:15]

Maybe just use the enum values?

[Nico, 2015/12/09 22:22:35]

I figured this uses literal ints to also test that the enum values don't change,
so I kept this.

+    EXPECT_EQ(static_cast<ui::PageTransition>(1u), visits[1].second);
+    EXPECT_EQ(static_cast<ui::PageTransition>(0u), visits[2].second);
   }
 
   // Ditto but for URL with id 35.
@@ -1043,8 +1043,8 @@ TEST_F(InMemoryURLIndexTest, ReadVisitsFromHistory) {
   {
     const VisitInfoVector& visits = entry->second.visits;
     EXPECT_EQ(2u, visits.size());
-    EXPECT_EQ(1u, visits[0].second);
-    EXPECT_EQ(1u, visits[1].second);
+    EXPECT_EQ(static_cast<ui::PageTransition>(1u), visits[0].second);
+    EXPECT_EQ(static_cast<ui::PageTransition>(1u), visits[1].second);
   }
 
   // The URL with id 32 has many visits listed in the database, but we
@@ -1055,7 +1055,7 @@ TEST_F(InMemoryURLIndexTest, ReadVisitsFromHistory) {
     const VisitInfoVector& visits = entry->second.visits;
     EXPECT_EQ(10u, visits.size());
     for (size_t i = 0; i < visits.size(); ++i)
-      EXPECT_EQ(0u, visits[i].second);
+      EXPECT_EQ(static_cast<ui::PageTransition>(0u), visits[i].second);
   }
 }