Move UsbService to its own component.

chrome/chrome_browser.gypi

Index: chrome/chrome_browser.gypi
diff --git a/chrome/chrome_browser.gypi b/chrome/chrome_browser.gypi
index 3344cc26dd46f78ace33e767cf3e6a103386b81f..61f1d24d27d032a2e715ff835ba80d9584c08e1d 100644
--- a/chrome/chrome_browser.gypi
+++ b/chrome/chrome_browser.gypi
@@ -2518,16 +2518,6 @@
         'browser/upgrade_detector_impl.h',
         'browser/upload_list.cc',
         'browser/upload_list.h',
-        'browser/usb/usb_device.cc',
-        'browser/usb/usb_device.h',
-        'browser/usb/usb_device_handle.cc',
-        'browser/usb/usb_device_handle.h',
-        'browser/usb/usb_interface.cc',
-        'browser/usb/usb_interface.h',
-        'browser/usb/usb_context.cc',
-        'browser/usb/usb_context.h',
-        'browser/usb/usb_service.cc',
-        'browser/usb/usb_service.h',
         'browser/web_applications/update_shortcut_worker_win.cc',
         'browser/web_applications/update_shortcut_worker_win.h',
         'browser/web_applications/web_app.cc',
@@ -2596,6 +2586,7 @@
             '../components/components.gyp:storage_monitor',
             '../components/components.gyp:translate_content_browser',
             '../components/components.gyp:url_matcher',
+            '../components/components.gyp:usb_service',
             '../components/components.gyp:visitedlink_browser',
             '../components/components.gyp:visitedlink_common',
             '../components/components.gyp:web_modal',
@@ -2609,7 +2600,6 @@
             '../third_party/hunspell/hunspell.gyp:hunspell',
             '../third_party/leveldatabase/leveldatabase.gyp:leveldatabase',
             '../third_party/libaddressinput/libaddressinput.gyp:libaddressinput',
-            '../third_party/libusb/libusb.gyp:libusb',
             '../third_party/libyuv/libyuv.gyp:libyuv',
             '../third_party/npapi/npapi.gyp:npapi',
             '../third_party/smhasher/smhasher.gyp:cityhash',
@@ -3155,9 +3145,9 @@
           ],
           'dependencies!': [
             '../components/components.gyp:storage_monitor',
+            '../components/components.gyp:usb_service',
             '../components/components.gyp:web_modal',
             '../third_party/libaddressinput/libaddressinput.gyp:libaddressinput',
-            '../third_party/libusb/libusb.gyp:libusb',
           ],
           'sources': [
             'browser/sessions/in_memory_tab_restore_service.cc',
@@ -3279,7 +3269,6 @@
             ['exclude', '^browser/sync/glue/app_'],
             ['exclude', '^browser/sync/glue/extension_'],
             ['exclude', '^browser/sync/glue/theme_'],
-            ['exclude', '^browser/usb/'],
             ['exclude', '^third_party/mozilla_security_manager/'],
           ],
         }],