Tune number letter size of Material keyboard

Bug: 14419121
Change-Id: I6a477b9bf9022e369d4a6a77415490dc2b9eefc6
diff --git a/java/res/values/themes-common.xml b/java/res/values/themes-common.xml
index 696a99c..46f2553 100644
--- a/java/res/values/themes-common.xml
+++ b/java/res/values/themes-common.xml
@@ -35,13 +35,11 @@
     </style>
     <style name="KeyboardView">
         <item name="keyLetterSize">@fraction/config_key_letter_ratio</item>
-        <item name="keyLargeLetterRatio">@fraction/config_key_large_letter_ratio</item>
+        <item name="keyLargeLetterRatio">@fraction/config_key_large_letter_ratio_holo</item>
         <item name="keyLabelSize">@fraction/config_key_label_ratio</item>
         <item name="keyHintLetterRatio">@fraction/config_key_hint_letter_ratio</item>
-        <item name="keyHintLabelRatio">@fraction/config_key_hint_label_ratio</item>
+        <item name="keyHintLabelRatio">@fraction/config_key_hint_label_ratio_holo</item>
         <item name="keyShiftedLetterHintRatio">@fraction/config_key_shifted_letter_hint_ratio</item>
-        <item name="keyLabelOffCenterRatio">-175%</item>
-        <item name="keyHintLabelOffCenterRatio">200%</item>
         <item name="keyTypeface">normal</item>
         <!-- A negative value to disable key text shadow layer. -->
         <item name="keyTextShadowRadius">-1.0</item>