Put test that is dependent on switch in its own TEST_F().

chrome/common/extensions/extension_manifests_unittest.cc

Index: chrome/common/extensions/extension_manifests_unittest.cc
diff --git a/chrome/common/extensions/extension_manifests_unittest.cc b/chrome/common/extensions/extension_manifests_unittest.cc
index 8136deaf04142acfaa504971784430cb84794093..9dd988cd30e8a700f78b8d027629b1d423dc8e9e 100644
--- a/chrome/common/extensions/extension_manifests_unittest.cc
+++ b/chrome/common/extensions/extension_manifests_unittest.cc
@@ -380,7 +380,6 @@ TEST_F(ExtensionManifestTest, AppWebUrls) {
 
 TEST_F(ExtensionManifestTest, AppLaunchContainer) {
   scoped_refptr<Extension> extension;
-  CommandLine::ForCurrentProcess()->AppendSwitch(switches::kEnablePlatformApps);
 
   extension = LoadAndExpectSuccess("launch_tab.json");
   EXPECT_EQ(extension_misc::LAUNCH_TAB, extension->launch_container());
@@ -401,8 +400,6 @@ TEST_F(ExtensionManifestTest, AppLaunchContainer) {
                      errors::kInvalidLaunchContainer);
   LoadAndExpectError("launch_container_invalid_type.json",
                      errors::kInvalidLaunchContainer);
-  LoadAndExpectError("launch_container_invalid_type_for_platform.json",
-                     errors::kInvalidLaunchContainerForPlatform);
   LoadAndExpectError("launch_container_invalid_value.json",
                      errors::kInvalidLaunchContainer);
   LoadAndExpectError("launch_container_without_launch_url.json",
@@ -417,6 +414,13 @@ TEST_F(ExtensionManifestTest, AppLaunchContainer) {
                      errors::kInvalidLaunchHeight);
 }
 
+TEST_F(ExtensionManifestTest, PlatformAppLaunchContainer) {
+  CommandLine::ForCurrentProcess()->AppendSwitch(switches::kEnablePlatformApps);
+
+  LoadAndExpectError("launch_container_invalid_type_for_platform.json",
+                     errors::kInvalidLaunchContainerForPlatform);
+}
+
 TEST_F(ExtensionManifestTest, AppLaunchURL) {
   LoadAndExpectError("launch_path_and_url.json",
                      errors::kLaunchPathAndURLAreExclusive);