Cleanup: Better constify some strings in base.

base/test/expectations/parser_unittest.cc

Index: base/test/expectations/parser_unittest.cc
diff --git a/base/test/expectations/parser_unittest.cc b/base/test/expectations/parser_unittest.cc
index 1c55a05f1610d5a6e9072afd532369184a4d9179..5f1ee682a36fb53ce61b50e0a6cdad88cbd09d3c 100644
--- a/base/test/expectations/parser_unittest.cc
+++ b/base/test/expectations/parser_unittest.cc
@@ -161,7 +161,7 @@ TEST_F(TestExpectationParserTest, WeirdSpaces) {
 }
 
 TEST_F(TestExpectationParserTest, SyntaxErrors) {
-  const char* kErrors[] = {
+  const char* const kErrors[] = {
     "Foo [ dfasd",
     "Foo [Linux] # This is an illegal comment",
     "Foo [Linux] Bar # Another illegal comment.",
@@ -184,7 +184,7 @@ TEST_F(TestExpectationParserTest, SyntaxErrors) {
 }
 
 TEST_F(TestExpectationParserTest, DataErrors) {
-  const char* kOneError[] = {
+  const char* const kOneError[] = {
     "http://crbug.com/1234 [MagicBrowzR] BadModifier = Timeout",
     "________ [Linux] BadResult = WhatNow",
     "http://wkb.ug/1234 [Debug Release Win-7] MultipleConfigs = Skip",
@@ -196,7 +196,7 @@ TEST_F(TestExpectationParserTest, DataErrors) {
     data_errors_.clear();
   }
 
-  const char* kTwoErrors[] = {
+  const char* const kTwoErrors[] = {
     ". [Mac-TurningIntoiOS] BadModifierVariant.BadResult = Foobar",
     "1234 [ Debug Release OS/2 ] MultipleConfigs.BadModifier = Pass",
   };