add some missing power_save_blocker gyp deps

device/power_save_blocker/power_save_blocker.gyp

Index: device/power_save_blocker/power_save_blocker.gyp
diff --git a/device/power_save_blocker/power_save_blocker.gyp b/device/power_save_blocker/power_save_blocker.gyp
index 75374ba5f9cb1f817dad46828bb479202cc573d9..d02683538acc59e89d6759477fe1b6bba75603d6 100644
--- a/device/power_save_blocker/power_save_blocker.gyp
+++ b/device/power_save_blocker/power_save_blocker.gyp
@@ -28,6 +28,19 @@
         'power_save_blocker_x11.cc',
       ],
       'conditions': [
+        ['use_x11==1 and chromeos==0', {
+          'dependencies': [
+            '../../build/linux/system.gyp:xext',
+            '../../build/linux/system.gyp:xscrnsaver',
+            '../../ui/gfx/x/gfx_x11.gyp:gfx_x11',
+          ],
+        }],
+        ['use_dbus==1', {
+          'dependencies': [
+            '../../build/linux/system.gyp:dbus',
+            '../../dbus/dbus.gyp:dbus',
+          ],
+        }],
         ['chromeos==1', {
           'sources!': [
             'power_save_blocker_ozone.cc',