修改拨号键盘密度

由于有的时候手机使用的是qhd分辨率的6寸屏幕，由于屏幕密度为240导致拨号键盘过密.

此方法可以修改拨号键盘过密.

--- a/alps/packages/apps/PhoneCommon/res/layout/dialpad.xml
+++ b/alps/packages/apps/PhoneCommon/res/layout/dialpad.xml
@@ -22,11 +22,13 @@
     android:layout_height="match_parent"
     android:orientation="vertical"
     android:clipChildren="false">
+       <!--modify 20170804 by liudongsheng -->
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="0dp"
         android:layout_weight="1"
-        android:orientation="horizontal">
+        android:orientation="horizontal"
+               style="@style/DialpadKeyPaddingSpace">
         <Space style="@style/DialpadSpaceStyle" />
         <include layout="@layout/dialpad_key_one" />
         <include layout="@layout/dialpad_key"
@@ -42,7 +44,8 @@
         android:layout_width="match_parent"
         android:layout_height="0dp"
         android:layout_weight="1"
-        android:orientation="horizontal">
+        android:orientation="horizontal"
+               style="@style/DialpadKeyPaddingSpace">
         <Space style="@style/DialpadSpaceStyle" />
         <include layout="@layout/dialpad_key"
             android:id="@+id/four"
@@ -60,7 +63,8 @@
         android:layout_width="match_parent"
         android:layout_height="0dp"
         android:layout_weight="1"
-        android:orientation="horizontal">
+        android:orientation="horizontal"
+               style="@style/DialpadKeyPaddingSpace">
         <Space style="@style/DialpadSpaceStyle" />
         <include layout="@layout/dialpad_key"
             android:id="@+id/seven"
@@ -78,7 +82,8 @@
         android:layout_width="match_parent"
         android:layout_height="0dp"
         android:layout_weight="1"
-        android:orientation="horizontal">
+        android:orientation="horizontal"
+               style="@style/DialpadKeyPaddingSpace">
         <Space style="@style/DialpadSpaceStyle" />
         <include layout="@layout/dialpad_key_star" />
         <include layout="@layout/dialpad_key_zero" />

--- a/alps/packages/apps/PhoneCommon/res/values/dimens.xml
+++ b/alps/packages/apps/PhoneCommon/res/values/dimens.xml
@@ -69,4 +69,6 @@
 
     <!-- Top/Bottom padding around the ILD rate display box. -->
     <dimen name="ild_margin_height">10dp</dimen>
+       <!--add 20170804 by -->
+       <dimen name="dialpad_key_padding_space">7dp</dimen>
 </resources>

--- a/alps/packages/apps/PhoneCommon/res/values/styles.xml
+++ b/alps/packages/apps/PhoneCommon/res/values/styles.xml
@@ -102,4 +102,9 @@
         <item name="dialpad_voicemail_tint">?attr/dialpad_text_color_secondary</item>
         <item name="dialpad_background">#00000000</item>
     </style>
+       <!--add 20170804 by -->
+       <style name="DialpadKeyPaddingSpace">
+        <item name="android:paddingBottom">@dimen/dialpad_key_padding_space</item>
+        <item name="android:paddingTop">@dimen/dialpad_key_padding_space</item>
+    </style>
 </resources>