Revert of Updating Blink-side WebGamepad interface

Source/modules/gamepad/Gamepad.h

Index: Source/modules/gamepad/Gamepad.h
diff --git a/Source/modules/gamepad/Gamepad.h b/Source/modules/gamepad/Gamepad.h
index c75141f8c2a1f494eec3cd1b7029f96db4391774..50f6b4e50d8a00451a86953760eae6fbe1d3e9ef 100644
--- a/Source/modules/gamepad/Gamepad.h
+++ b/Source/modules/gamepad/Gamepad.h
@@ -28,7 +28,6 @@
 
 #include "bindings/v8/ScriptWrappable.h"
 #include "heap/Handle.h"
-#include "public/platform/WebGamepad.h"
 #include "wtf/RefCounted.h"
 #include "wtf/Vector.h"
 #include "wtf/text/WTFString.h"
@@ -52,24 +51,14 @@
     unsigned index() const { return m_index; }
     void index(unsigned val) { m_index = val; }
 
-    bool connected() const { return m_connected; }
-    void connected(bool val) { m_connected = val; }
-
     unsigned long long timestamp() const { return m_timestamp; }
     void timestamp(unsigned long long val) { m_timestamp = val; }
-
-    const String& mapping() const { return m_mapping; }
-    void mapping(const String& val) { m_mapping = val; }
 
     const FloatVector& axes() const { return m_axes; }
     void axes(unsigned count, float* data);
 
     const FloatVector& buttons() const { return m_buttons; }
-#if defined(ENABLE_NEW_GAMEPAD_API)
-    void buttons(unsigned count, blink::WebGamepadButton* data);
-#else
     void buttons(unsigned count, float* data);
-#endif
 
     void trace(Visitor*);
 
@@ -77,9 +66,7 @@
     Gamepad();
     String m_id;
     unsigned m_index;
-    bool m_connected;
     unsigned long long m_timestamp;
-    String m_mapping;
     FloatVector m_axes;
     FloatVector m_buttons;
 };