Display text prompting user to set screen lock in order to view password in PasswordEntryEditor

chrome/android/java/res/values-v21/styles.xml

Index: chrome/android/java/res/values-v21/styles.xml
diff --git a/chrome/android/java/res/values-v21/styles.xml b/chrome/android/java/res/values-v21/styles.xml
index 5b67d20f08d21ae3d2f319582f23d7e7a9f278a6..d7828d169fcfbb408f0f38536dae72b53fda357a 100644
--- a/chrome/android/java/res/values-v21/styles.xml
+++ b/chrome/android/java/res/values-v21/styles.xml
@@ -139,4 +139,12 @@
              half is way brighter than the bottom), so we use our own. -->
         <item name="android:textCursorDrawable">@drawable/text_cursor_lowend</item>
     </style>
+    
+    <!-- Password-related text on Password Entry Editor -->
+    <style name="PasswordEntryEditorTextView" parent="MainTheme">
+        <item name="android:textColor">@color/default_text_color</item>
+        <item name="android:layout_width">match_parent</item>
+        <item name="android:layout_height">match_parent</item>
+        <item name="android:textAppearance">?android:attr/textAppearanceMedium</item>
+    </style>
 </resources>