replace COMPILE_ASSERT with static_assert in chrome/browser/

chrome/browser/external_extension_browsertest.cc

Index: chrome/browser/external_extension_browsertest.cc
diff --git a/chrome/browser/external_extension_browsertest.cc b/chrome/browser/external_extension_browsertest.cc
index dcde9d38256d77e70cc84bf479c68438e0f02b8f..6f3dd7713eda636ec93b2a7ce5628e2656354689 100644
--- a/chrome/browser/external_extension_browsertest.cc
+++ b/chrome/browser/external_extension_browsertest.cc
@@ -106,8 +106,8 @@ IN_PROC_BROWSER_TEST_F(SearchProviderTest,
   const char* expected_results[] = { "2",
                                      "1",
                                      "0" };
-  COMPILE_ASSERT(arraysize(test_hosts) == arraysize(expected_results),
-                 there_should_be_a_result_for_each_host);
+  static_assert(arraysize(test_hosts) == arraysize(expected_results),
+                "each host should have a test result");
   IsSearchProviderTestData test_data[2 * arraysize(test_hosts)];
 
   // Start results for the normal mode.