Fix string for hdpi devices

Change-Id: Icfad64a4c7df0a6c68336cc361e60ec626b5d735
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 781387c..83cefdf 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -2914,7 +2914,7 @@
     <string name="usage_type_cpu_foreground">CPU foreground</string>
     <!-- [CHAR LIMIT=25] Label for keeping device from sleeping -->
     <string name="usage_type_wake_lock">Keep awake</string>
-    <!-- Label for GPU usage time -->
+    <!-- Label for GPS usage time -->
     <string name="usage_type_gps">GPS</string>
     <!-- [CHAR LIMIT=25] Label for WIFI usage time -->
     <string name="usage_type_wifi_running">WiFi running</string>
@@ -3480,9 +3480,9 @@
     <string name="show_cpu_usage_summary">Screen overlay showing current CPU usage</string>
 
     <!-- UI debug setting: force hardware acceleration to render apps [CHAR LIMIT=25] -->
-    <string name="force_hw_ui">Force hardware acceleration</string>
+    <string name="force_hw_ui">Force GPU rendering</string>
     <!-- UI debug setting: force hardware acceleration summary [CHAR LIMIT=50] -->
-    <string name="force_hw_ui_summary">Render apps using the GPU</string>
+    <string name="force_hw_ui_summary">Use 2D hardware acceleration in applications</string>
 
     <!-- UI debug setting: scaling factor for window animations [CHAR LIMIT=25] -->
     <string name="window_animation_scale_title">Window animation scale</string>