Move the serial API to extensions/.

extensions/browser/api/serial/serial_api.h

Index: extensions/browser/api/serial/serial_api.h
diff --git a/chrome/browser/extensions/api/serial/serial_api.h b/extensions/browser/api/serial/serial_api.h
similarity index 92%
rename from chrome/browser/extensions/api/serial/serial_api.h
rename to extensions/browser/api/serial/serial_api.h
index 4905bf55763a49d12313370013458e3d0ac893bc..e72c6593f08fd07de88a80d4ec6d8317921f415f 100644
--- a/chrome/browser/extensions/api/serial/serial_api.h
+++ b/extensions/browser/api/serial/serial_api.h
@@ -2,22 +2,21 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_EXTENSIONS_API_SERIAL_SERIAL_API_H_
-#define CHROME_BROWSER_EXTENSIONS_API_SERIAL_SERIAL_API_H_
+#ifndef EXTENSIONS_BROWSER_API_SERIAL_SERIAL_API_H_
+#define EXTENSIONS_BROWSER_API_SERIAL_SERIAL_API_H_
 
 #include <string>
 
-#include "base/memory/ref_counted.h"
-#include "chrome/common/extensions/api/serial.h"
 #include "device/serial/serial.mojom.h"
 #include "extensions/browser/api/api_resource_manager.h"
 #include "extensions/browser/api/async_api_function.h"
+#include "extensions/common/api/serial.h"
 
 namespace extensions {
 
 class SerialConnection;
 
-namespace api {
+namespace core_api {
 
 class SerialEventDispatcher;
 
@@ -240,7 +239,7 @@ class SerialSetControlSignalsFunction : public SerialAsyncApiFunction {
   scoped_ptr<serial::SetControlSignals::Params> params_;
 };
 
-}  // namespace api
+}  // namespace core_api
 
 }  // namespace extensions
 
@@ -248,12 +247,12 @@ namespace mojo {
 
 template <>
 class TypeConverter<device::serial::DeviceInfoPtr,
-                    linked_ptr<extensions::api::serial::DeviceInfo> > {
+                    linked_ptr<extensions::core_api::serial::DeviceInfo> > {
  public:
-  static linked_ptr<extensions::api::serial::DeviceInfo> ConvertTo(
+  static linked_ptr<extensions::core_api::serial::DeviceInfo> ConvertTo(
       const device::serial::DeviceInfoPtr& input);
 };
 
 }  // namespace mojo
 
-#endif  // CHROME_BROWSER_EXTENSIONS_API_SERIAL_SERIAL_API_H_
+#endif  // EXTENSIONS_BROWSER_API_SERIAL_SERIAL_API_H_