Cleanup usage of history namespace in components/history

components/history/core/browser/in_memory_url_index_types_unittest.cc

Index: components/history/core/browser/in_memory_url_index_types_unittest.cc
diff --git a/components/history/core/browser/in_memory_url_index_types_unittest.cc b/components/history/core/browser/in_memory_url_index_types_unittest.cc
index b140491a7bb96c044cce52296875a7b9f1090f64..c10f1c0043cf22e5061d4188b572063b9e81fbce 100644
--- a/components/history/core/browser/in_memory_url_index_types_unittest.cc
+++ b/components/history/core/browser/in_memory_url_index_types_unittest.cc
@@ -126,12 +126,12 @@ TEST_F(InMemoryURLIndexTypesTest, StaticFunctions) {
 
 TEST_F(InMemoryURLIndexTypesTest, OffsetsAndTermMatches) {
   // Test OffsetsFromTermMatches
-  history::TermMatches matches_a;
-  matches_a.push_back(history::TermMatch(1, 1, 2));
-  matches_a.push_back(history::TermMatch(2, 4, 3));
-  matches_a.push_back(history::TermMatch(3, 9, 1));
-  matches_a.push_back(history::TermMatch(3, 10, 1));
-  matches_a.push_back(history::TermMatch(4, 14, 5));
+  TermMatches matches_a;
+  matches_a.push_back(TermMatch(1, 1, 2));
+  matches_a.push_back(TermMatch(2, 4, 3));
+  matches_a.push_back(TermMatch(3, 9, 1));
+  matches_a.push_back(TermMatch(3, 10, 1));
+  matches_a.push_back(TermMatch(4, 14, 5));
   std::vector<size_t> offsets = OffsetsFromTermMatches(matches_a);
   const size_t expected_offsets_a[] = {1, 3, 4, 7, 9, 10, 10, 11, 14, 19};
   ASSERT_EQ(offsets.size(), arraysize(expected_offsets_a));
@@ -140,8 +140,7 @@ TEST_F(InMemoryURLIndexTypesTest, OffsetsAndTermMatches) {
 
   // Test ReplaceOffsetsInTermMatches
   offsets[4] = base::string16::npos;  // offset of third term
-  history::TermMatches matches_b =
-      ReplaceOffsetsInTermMatches(matches_a, offsets);
+  TermMatches matches_b = ReplaceOffsetsInTermMatches(matches_a, offsets);
   const size_t expected_offsets_b[] = {1, 4, 10, 14};
   ASSERT_EQ(arraysize(expected_offsets_b), matches_b.size());
   for (size_t i = 0; i < matches_b.size(); ++i)