base/win: Add documentation to RegKey::Read/Write functions.

chrome/installer/util/set_reg_value_work_item_unittest.cc

Index: chrome/installer/util/set_reg_value_work_item_unittest.cc
diff --git a/chrome/installer/util/set_reg_value_work_item_unittest.cc b/chrome/installer/util/set_reg_value_work_item_unittest.cc
index 0f3ef97d279691d9604c011690518b0156979c2c..eadda49bff021de15ae0c94e5de9cc0eb72fb240 100644
--- a/chrome/installer/util/set_reg_value_work_item_unittest.cc
+++ b/chrome/installer/util/set_reg_value_work_item_unittest.cc
@@ -67,7 +67,7 @@ TEST_F(SetRegValueWorkItemTest, WriteNewNonOverwrite) {
   std::wstring read_out;
   DWORD read_dword;
   EXPECT_EQ(ERROR_SUCCESS, key.ReadValue(name_str.c_str(), &read_out));
-  EXPECT_EQ(ERROR_SUCCESS, key.ReadValueDW(name_dword.c_str(), &read_dword));
+  EXPECT_EQ(ERROR_SUCCESS, key.ReadValue(name_dword.c_str(), &read_dword));
   EXPECT_EQ(read_out, data_str_1);
   EXPECT_EQ(read_dword, dword1);
 
@@ -105,7 +105,7 @@ TEST_F(SetRegValueWorkItemTest, WriteNewOverwrite) {
   std::wstring read_out;
   DWORD read_dword;
   EXPECT_EQ(ERROR_SUCCESS, key.ReadValue(name_str.c_str(), &read_out));
-  EXPECT_EQ(ERROR_SUCCESS, key.ReadValueDW(name_dword.c_str(), &read_dword));
+  EXPECT_EQ(ERROR_SUCCESS, key.ReadValue(name_dword.c_str(), &read_dword));
   EXPECT_EQ(read_out, data_str_1);
   EXPECT_EQ(read_dword, dword1);
 
@@ -157,12 +157,12 @@ TEST_F(SetRegValueWorkItemTest, WriteExistingNonOverwrite) {
   EXPECT_TRUE(work_item->Do());
 
   DWORD read_dword;
-  EXPECT_EQ(ERROR_SUCCESS, key.ReadValueDW(name.c_str(), &read_dword));
+  EXPECT_EQ(ERROR_SUCCESS, key.ReadValue(name.c_str(), &read_dword));
   EXPECT_EQ(read_dword, dword1);
 
   work_item->Rollback();
   EXPECT_TRUE(key.HasValue(name.c_str()));
-  EXPECT_EQ(ERROR_SUCCESS, key.ReadValueDW(name.c_str(), &read_dword));
+  EXPECT_EQ(ERROR_SUCCESS, key.ReadValue(name.c_str(), &read_dword));
   EXPECT_EQ(read_dword, dword1);
 }
 
@@ -228,12 +228,12 @@ TEST_F(SetRegValueWorkItemTest, WriteExistingOverwrite) {
   EXPECT_TRUE(work_item3->Do());
 
   DWORD read_dword;
-  EXPECT_EQ(ERROR_SUCCESS, key.ReadValueDW(name.c_str(), &read_dword));
+  EXPECT_EQ(ERROR_SUCCESS, key.ReadValue(name.c_str(), &read_dword));
   EXPECT_EQ(read_dword, dword2);
 
   work_item3->Rollback();
   EXPECT_TRUE(key.HasValue(name.c_str()));
-  EXPECT_EQ(ERROR_SUCCESS, key.ReadValueDW(name.c_str(), &read_dword));
+  EXPECT_EQ(ERROR_SUCCESS, key.ReadValue(name.c_str(), &read_dword));
   EXPECT_EQ(read_dword, dword1);
 }