chrome: Rename the remaining entries from "Newtab" to "NewTab".

chrome/browser/extensions/extension_override_apitest.cc

Index: chrome/browser/extensions/extension_override_apitest.cc
diff --git a/chrome/browser/extensions/extension_override_apitest.cc b/chrome/browser/extensions/extension_override_apitest.cc
index 34253e2b0b7a67b5c46d0b366d171a33ea19cdce..d5eeed1c77f87b4d4c8cb7edb40764204bf9c4f3 100644
--- a/chrome/browser/extensions/extension_override_apitest.cc
+++ b/chrome/browser/extensions/extension_override_apitest.cc
@@ -48,7 +48,7 @@ class ExtensionOverrideTest : public ExtensionApiTest {
   }
 };
 
-IN_PROC_BROWSER_TEST_F(ExtensionOverrideTest, OverrideNewtab) {
+IN_PROC_BROWSER_TEST_F(ExtensionOverrideTest, OverrideNewTab) {
   ASSERT_TRUE(RunExtensionTest("override/newtab")) << message_;
   {
     extensions::ResultCatcher catcher;
@@ -69,11 +69,11 @@ IN_PROC_BROWSER_TEST_F(ExtensionOverrideTest, OverrideNewtab) {
 
 #if defined(OS_MACOSX)
 // Hangy: http://crbug.com/70511
-#define MAYBE_OverrideNewtabIncognito DISABLED_OverrideNewtabIncognito
+#define MAYBE_OverrideNewTabIncognito DISABLED_OverrideNewTabIncognito
 #else
-#define MAYBE_OverrideNewtabIncognito OverrideNewtabIncognito
+#define MAYBE_OverrideNewTabIncognito OverrideNewTabIncognito
 #endif
-IN_PROC_BROWSER_TEST_F(ExtensionOverrideTest, MAYBE_OverrideNewtabIncognito) {
+IN_PROC_BROWSER_TEST_F(ExtensionOverrideTest, MAYBE_OverrideNewTabIncognito) {
   ASSERT_TRUE(RunExtensionTest("override/newtab")) << message_;
 
   // Navigate an incognito tab to the new tab page.  We should get the actual