Delete unused strings in InCallUI.

Bug: 18142679
Change-Id: I62646a2a31a4993272e021aba1385ec3c4f99ca9
diff --git a/InCallUI/res/values/strings.xml b/InCallUI/res/values/strings.xml
index 157bf1c..6e45dcf 100644
--- a/InCallUI/res/values/strings.xml
+++ b/InCallUI/res/values/strings.xml
@@ -339,116 +339,6 @@
     <!-- "Custom Message" Send alert dialog button -->
     <string name="custom_message_send">Send</string>
 
-    <!-- String describing the image on ImageButton one
-
-         Note: AccessibilityServices use this attribute to announce what the view represents.
-               This is especially valuable for views without textual representation like ImageView.
-         [CHAR LIMIT=NONE]
-    -->
-    <string name="description_image_button_one">one</string>
-
-    <!-- String describing the image on ImageButton two
-
-         Note: AccessibilityServices use this attribute to announce what the view represents.
-               This is especially valuable for views without textual representation like ImageView.
-         [CHAR LIMIT=NONE]
-    -->
-    <string name="description_image_button_two">two</string>
-
-    <!-- String describing the image on ImageButton three
-
-         Note: AccessibilityServices use this attribute to announce what the view represents.
-               This is especially valuable for views without textual representation like ImageView.
-         [CHAR LIMIT=NONE]
-    -->
-    <string name="description_image_button_three">three</string>
-
-    <!-- String describing the image on ImageButton four
-
-         Note: AccessibilityServices use this attribute to announce what the view represents.
-               This is especially valuable for views without textual representation like ImageView.
-         [CHAR LIMIT=NONE]
-    -->
-    <string name="description_image_button_four">four</string>
-
-    <!-- String describing the image on ImageButton five
-
-         Note: AccessibilityServices use this attribute to announce what the view represents.
-               This is especially valuable for views without textual representation like ImageView.
-         [CHAR LIMIT=NONE]
-    -->
-    <string name="description_image_button_five">five</string>
-
-    <!-- String describing the image on ImageButton six
-
-         Note: AccessibilityServices use this attribute to announce what the view represents.
-               This is especially valuable for views without textual representation like ImageView.
-         [CHAR LIMIT=NONE]
-    -->
-    <string name="description_image_button_six">six</string>
-
-    <!-- String describing the image on ImageButton seven
-
-         Note: AccessibilityServices use this attribute to announce what the view represents.
-               This is especially valuable for views without textual representation like ImageView.
-         [CHAR LIMIT=NONE]
-    -->
-    <string name="description_image_button_seven">seven</string>
-
-    <!-- String describing the image on ImageButton eight
-
-         Note: AccessibilityServices use this attribute to announce what the view represents.
-               This is especially valuable for views without textual representation like ImageView.
-         [CHAR LIMIT=NONE]
-    -->
-    <string name="description_image_button_eight">eight</string>
-
-    <!-- String describing the image on ImageButton nine
-
-         Note: AccessibilityServices use this attribute to announce what the view represents.
-               This is especially valuable for views without textual representation like ImageView.
-         [CHAR LIMIT=NONE]
-    -->
-    <string name="description_image_button_nine">nine</string>
-
-    <!-- String describing the image on ImageButton star
-
-         Note: AccessibilityServices use this attribute to announce what the view represents.
-               This is especially valuable for views without textual representation like ImageView.
-         [CHAR LIMIT=NONE]
-    -->
-    <string name="description_image_button_star">star</string>
-
-    <!-- String describing the image on ImageButton zero
-
-         Note: AccessibilityServices use this attribute to announce what the view represents.
-               This is especially valuable for views without textual representation like ImageView.
-         [CHAR LIMIT=NONE]
-    -->
-    <string name="description_image_button_zero">zero</string>
-
-    <!-- String describing the image on ImageButton pound
-
-         Note: AccessibilityServices use this attribute to announce what the view represents.
-               This is especially valuable for views without textual representation like ImageView.
-         [CHAR LIMIT=NONE]
-    -->
-    <string name="description_image_button_pound">pound</string>
-
-    <!-- String describing the Dial ImageButton
-
-         Used by AccessibilityService to announce the purpose of the button.
-         [CHAR LIMIT=NONE]
-    -->
-    <string name="description_dial_button">dial</string>
-
-    <!-- String describing the Delete/Backspace ImageButton
-
-         Used by AccessibilityService to announce the purpose of the button.
-         [CHAR LIMIT=NONE]
-    -->
-    <string name="description_delete_button">backspace</string>
-
     <!-- String used by AccessibilityService to announce that the speakerphone has been selected for audio output [CHAR LIMIT=NONE]-->
     <string name="accessibility_speakerphone_selected">Speakerphone selected</string>