More memory updates

 - Some string changes
 - Make processes in memory details not clickable
 - Put processes in a 'detail' category
 - Hide processes when an app only has 1
 - Add memory item to bottom of app info page

Bug: 20694769
Change-Id: Ifbe2205aeef230e44752d075578524249b30bdf8
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 5437767..49aa99f 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -6664,6 +6664,21 @@
     <!-- Label for maximum memory use section [CHAR LIMIT=30] -->
     <string name="maximum_memory_use">Maximum memory use</string>
 
+    <!-- Label for app list of memory use [CHAR LIMIT=30] -->
+    <string name="memory_usage">Memory usage</string>
+
+    <!-- Label for app list of memory use [CHAR LIMIT=30] -->
+    <string name="app_list_memory_use">App usage</string>
+
+    <!-- Label for details about an app's memory use [CHAR LIMIT=30] -->
+    <string name="memory_details">Details</string>
+
+    <!-- Summary for how much memory an app has used [CHAR LIMIT=NONE] -->
+    <string name="memory_use_summary"><xliff:g id="size" example="30MB">%1$s</xliff:g> avg memory used in last 3 hours</string>
+
+    <!-- Summary for no memory use for an app [CHAR LIMIT=NONE] -->
+    <string name="no_memory_use_summary">No memory used in last 3 hours</string>
+
     <!-- Menu item for Sorting list by average memory use [CHAR LIMIT=NONE]-->
     <string name="sort_avg_use">Sort by avg use</string>
 
diff --git a/res/xml/app_memory_settings.xml b/res/xml/app_memory_settings.xml
index 41de52f..03ce0ff 100644
--- a/res/xml/app_memory_settings.xml
+++ b/res/xml/app_memory_settings.xml
@@ -15,7 +15,7 @@
 -->
 
 <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
-                  android:title="@string/memory_details_title">
+                  android:title="@string/memory_usage">
 
     <PreferenceCategory
         android:title="@string/average_memory_use" />
@@ -36,7 +36,8 @@
         android:layout="@layout/horizontal_preference"
         android:title="@string/memory_maximum_usage" />
 
-    <com.android.settings.applications.SpacePreference
-        android:layout_height="15dp" />
+    <PreferenceCategory
+        android:key="processes"
+        android:title="@string/memory_details" />
 
 </PreferenceScreen>
diff --git a/res/xml/installed_app_details.xml b/res/xml/installed_app_details.xml
index deab13b..470e292 100644
--- a/res/xml/installed_app_details.xml
+++ b/res/xml/installed_app_details.xml
@@ -51,4 +51,10 @@
         android:title="@string/power_usage_summary_title"
         android:selectable="true" />
 
+    <Preference
+        android:key="memory"
+        android:title="@string/memory_settings_title"
+        android:enabled="false"
+        android:selectable="true" />
+
 </PreferenceScreen>