Dynamically determine key preview backing view height

Bug: 6023947
Change-Id: I53a5c0eb99100a0dfe3e025808f5dc55747d1287
diff --git a/java/res/layout/input_view.xml b/java/res/layout/input_view.xml
index b9451f8..0a8d71f 100644
--- a/java/res/layout/input_view.xml
+++ b/java/res/layout/input_view.xml
@@ -20,15 +20,15 @@
 
 <com.android.inputmethod.latin.InputView
     xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
     android:orientation="vertical"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
 >
+    <!-- The height of key_preview_backing view will automatically be determined by code. -->
     <View
         android:id="@+id/key_preview_backing"
         android:layout_width="match_parent"
-        android:layout_height="@dimen/key_preview_backing_height" />
+        android:layout_height="0dip" />
 
     <!-- On tablets, the suggestions strip is centered with horizontal paddings on both sides
          because width of the landscape mode is too long for the suggestions strip. This
diff --git a/java/res/values-land/dimens.xml b/java/res/values-land/dimens.xml
index f9cce83..b9be1aa 100644
--- a/java/res/values-land/dimens.xml
+++ b/java/res/values-land/dimens.xml
@@ -62,8 +62,6 @@
     <dimen name="more_suggestions_row_height">36dip</dimen>
     <integer name="max_more_suggestions_row">2</integer>
     <fraction name="min_more_suggestions_width">60%</fraction>
-    <!-- key_preview_backing_height = more_suggestions_row_height * max_more_suggestions_row -->
-    <dimen name="key_preview_backing_height">72dip</dimen>
     <!-- Amount of allowance for selecting keys in a mini popup keyboard by sliding finger. -->
     <!-- popup_key_height x 1.2 -->
     <dimen name="more_keys_keyboard_slide_allowance">0.336in</dimen>
diff --git a/java/res/values-sw600dp-land/dimens.xml b/java/res/values-sw600dp-land/dimens.xml
index 1c725a4..68083b5 100644
--- a/java/res/values-sw600dp-land/dimens.xml
+++ b/java/res/values-sw600dp-land/dimens.xml
@@ -53,6 +53,4 @@
     <dimen name="suggestions_strip_padding">40.0mm</dimen>
     <integer name="max_more_suggestions_row">5</integer>
     <fraction name="min_more_suggestions_width">50%</fraction>
-    <!-- key_preview_backing_height = more_suggestions_row_height * max_more_suggestions_row -->
-    <dimen name="key_preview_backing_height">220dip</dimen>
 </resources>
diff --git a/java/res/values-sw600dp/dimens.xml b/java/res/values-sw600dp/dimens.xml
index e04609f..64948b3 100644
--- a/java/res/values-sw600dp/dimens.xml
+++ b/java/res/values-sw600dp/dimens.xml
@@ -70,8 +70,6 @@
     <dimen name="more_suggestions_row_height">44dip</dimen>
     <integer name="max_more_suggestions_row">6</integer>
     <fraction name="min_more_suggestions_width">90%</fraction>
-    <!-- key_preview_backing_height = more_suggestions_row_height * max_more_suggestions_row -->
-    <dimen name="key_preview_backing_height">264dip</dimen>
     <dimen name="suggestions_strip_padding">15.0mm</dimen>
     <dimen name="suggestion_min_width">0.3in</dimen>
     <dimen name="suggestion_padding">12dip</dimen>
diff --git a/java/res/values-sw768dp/dimens.xml b/java/res/values-sw768dp/dimens.xml
index f33a657..c520095 100644
--- a/java/res/values-sw768dp/dimens.xml
+++ b/java/res/values-sw768dp/dimens.xml
@@ -73,8 +73,6 @@
     <dimen name="more_suggestions_row_height">44dip</dimen>
     <integer name="max_more_suggestions_row">6</integer>
     <fraction name="min_more_suggestions_width">90%</fraction>
-    <!-- key_preview_backing_height = more_suggestions_row_height * max_more_suggestions_row -->
-    <dimen name="key_preview_backing_height">264dip</dimen>
     <dimen name="suggestions_strip_padding">15.0mm</dimen>
     <dimen name="suggestion_min_width">46dip</dimen>
     <dimen name="suggestion_padding">8dip</dimen>
diff --git a/java/res/values/dimens.xml b/java/res/values/dimens.xml
index 41a2979..87bab44 100644
--- a/java/res/values/dimens.xml
+++ b/java/res/values/dimens.xml
@@ -87,8 +87,6 @@
     <integer name="max_more_suggestions_row">6</integer>
     <fraction name="min_more_suggestions_width">90%</fraction>
     <fraction name="more_suggestions_info_ratio">18%</fraction>
-    <!-- key_preview_backing_height = more_suggestions_row_height * max_more_suggestions_row -->
-    <dimen name="key_preview_backing_height">240dip</dimen>
     <dimen name="suggestions_strip_padding">0dip</dimen>
     <dimen name="suggestion_min_width">44dip</dimen>
     <dimen name="suggestion_padding">6dip</dimen>