Update some uses of Value in chrome/browser to use the base:: namespace.

chrome/browser/about_flags_unittest.cc

Index: chrome/browser/about_flags_unittest.cc
diff --git a/chrome/browser/about_flags_unittest.cc b/chrome/browser/about_flags_unittest.cc
index a10bc358078ecd0987f6dfac0ce20372f3ef1cb3..42698ded95748f00a9da0318894e9218cdfaac09 100644
--- a/chrome/browser/about_flags_unittest.cc
+++ b/chrome/browser/about_flags_unittest.cc
@@ -169,7 +169,7 @@ TEST_F(AboutFlagsTest, AddTwoFlagsRemoveOne) {
   SetExperimentEnabled(&flags_storage_, kFlags1, true);
   SetExperimentEnabled(&flags_storage_, kFlags2, true);
 
-  const ListValue* experiments_list = prefs_.GetList(
+  const base::ListValue* experiments_list = prefs_.GetList(
       prefs::kEnabledLabsExperiments);
   ASSERT_TRUE(experiments_list != NULL);
 
@@ -197,7 +197,7 @@ TEST_F(AboutFlagsTest, AddTwoFlagsRemoveBoth) {
   // Add two experiments, check the pref exists.
   SetExperimentEnabled(&flags_storage_, kFlags1, true);
   SetExperimentEnabled(&flags_storage_, kFlags2, true);
-  const ListValue* experiments_list = prefs_.GetList(
+  const base::ListValue* experiments_list = prefs_.GetList(
       prefs::kEnabledLabsExperiments);
   ASSERT_TRUE(experiments_list != NULL);
 
@@ -307,7 +307,7 @@ TEST_F(AboutFlagsTest, PersistAndPrune) {
   EXPECT_FALSE(command_line.HasSwitch(kSwitch3));
 
   // Experiment 3 should show still be persisted in preferences though.
-  const ListValue* experiments_list =
+  const base::ListValue* experiments_list =
       prefs_.GetList(prefs::kEnabledLabsExperiments);
   ASSERT_TRUE(experiments_list);
   EXPECT_EQ(2U, experiments_list->GetSize());
@@ -364,7 +364,7 @@ TEST_F(AboutFlagsTest, CheckValues) {
 #endif
 
   // And it should persist.
-  const ListValue* experiments_list =
+  const base::ListValue* experiments_list =
       prefs_.GetList(prefs::kEnabledLabsExperiments);
   ASSERT_TRUE(experiments_list);
   EXPECT_EQ(2U, experiments_list->GetSize());