Move gamepad_service out of content/ and into device/

content/browser/BUILD.gn

Index: content/browser/BUILD.gn
diff --git a/content/browser/BUILD.gn b/content/browser/BUILD.gn
index 473fba72b17973810b7360a5307a381dfe3f9025..6e24301e14056c6ff5196378ac3849aa9f82956f 100644
--- a/content/browser/BUILD.gn
+++ b/content/browser/BUILD.gn
@@ -70,7 +70,6 @@ source_set("browser") {
     "//device/battery:mojo_bindings",
     "//device/bluetooth",
     "//device/gamepad",
-    "//device/gamepad/public/interfaces",
     "//device/generic_sensor",
     "//device/geolocation",
     "//device/geolocation/public/interfaces",
@@ -641,10 +640,6 @@ source_set("browser") {
     "frame_host/render_widget_host_view_child_frame.h",
     "frame_host/render_widget_host_view_guest.cc",
     "frame_host/render_widget_host_view_guest.h",
-    "gamepad/gamepad_service.cc",
-    "gamepad/gamepad_service.h",
-    "gamepad/gamepad_shared_buffer_impl.cc",
-    "gamepad/gamepad_shared_buffer_impl.h",
     "gpu/browser_gpu_channel_host_factory.cc",
     "gpu/browser_gpu_channel_host_factory.h",
     "gpu/browser_gpu_memory_buffer_manager.cc",
@@ -1003,8 +998,6 @@ source_set("browser") {
     "renderer_host/font_utils_linux.h",
     "renderer_host/frame_metadata_util.cc",
     "renderer_host/frame_metadata_util.h",
-    "renderer_host/gamepad_monitor.cc",
-    "renderer_host/gamepad_monitor.h",
     "renderer_host/input/gesture_event_queue.cc",
     "renderer_host/input/gesture_event_queue.h",
     "renderer_host/input/input_ack_handler.h",