LDPI: Fix password unlock screen layout

Emergency Call button was hanging off the screen,
this is an updated layout.

Change-Id: I8bf9ce734ca05e8f5ba67e49151782720cfa3297
diff --git a/overlay/ldpi/frameworks/base/core/res/res/layout/keyguard_screen_password_portrait.xml b/overlay/ldpi/frameworks/base/core/res/res/layout/keyguard_screen_password_portrait.xml
new file mode 100644
index 0000000..c550af0
--- /dev/null
+++ b/overlay/ldpi/frameworks/base/core/res/res/layout/keyguard_screen_password_portrait.xml
@@ -0,0 +1,93 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+**
+** Copyright 2008, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License")
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+-->
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    android:background="#70000000"
+    android:gravity="center_horizontal">
+
+    <!-- "Enter PIN(Password) to unlock" -->
+    <TextView android:id="@+id/enter_password_label"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:layout_marginRight="6dip"
+        android:layout_marginLeft="6dip"
+        android:layout_marginTop="5dip"
+        android:layout_marginBottom="5dip"
+        android:gravity="center"
+        android:text="@android:string/keyguard_password_enter_password_code"
+        android:textAppearance="?android:attr/textAppearanceLarge"
+    />
+
+    <!-- spacer above text entry field -->
+    <View
+        android:id="@+id/spacerBottom"
+        android:layout_width="fill_parent"
+        android:layout_height="1dip"
+        android:layout_marginTop="6dip"
+        android:background="@android:drawable/divider_horizontal_dark"
+    />
+
+    <!-- Password entry field -->
+    <EditText android:id="@+id/passwordEntry"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:singleLine="true"
+        android:textStyle="bold"
+        android:inputType="textPassword"
+        android:gravity="center"
+        android:layout_gravity="center"
+        android:textSize="32sp"
+        android:layout_marginTop="3dip"
+        android:layout_marginLeft="30dip"
+        android:layout_marginRight="30dip"
+        android:textAppearance="?android:attr/textAppearanceLarge"
+        android:background="@drawable/password_field_default"
+        android:textColor="#ffffffff"
+    />
+
+    <View
+        android:layout_width="match_parent"
+        android:layout_height="0dip"
+        android:layout_weight="1" />
+
+    <!-- Alphanumeric keyboard -->
+    <com.android.internal.widget.PasswordEntryKeyboardView android:id="@+id/keyboard"
+        android:layout_alignParentBottom="true"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:background="#00000000"
+        android:keyBackground="@drawable/btn_keyboard_key_fulltrans"
+    />
+
+    <!-- emergency call button -->
+    <Button
+        android:id="@+id/emergencyCall"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:drawableLeft="@drawable/ic_emergency"
+        android:drawablePadding="8dip"
+        android:layout_marginTop="5dip"
+        android:layout_marginBottom="20dip"
+        android:text="@string/lockscreen_emergency_call"
+        style="@style/Widget.Button.Transparent"
+    />
+</LinearLayout>