Add wallpaper experimental api framework and add a simple category list.

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
diff --git a/chrome/app/generated_resources.grd b/chrome/app/generated_resources.grd
index 4b2725ed1079ed40bc2eb691c09dcdfbe98ddcd7..531477cf065f72b8fb8037e3408b9879f29fa1b5 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -10469,6 +10469,26 @@ Some features may be unavailable.  Please check that the profile exists and you
         Deny
       </message>
 
+      <!-- Wallpaper Manager -->
+      <message name="IDS_WALLPAPER_MANAGER_FEATURED_LABEL" desc="Featured wallpaper label.">
+        Featured
+      </message>
+      <message name="IDS_WALLPAPER_MANAGER_NATURE_LABEL" desc="Nature wallpaper label.">
+        Nature
+      </message>
+      <message name="IDS_WALLPAPER_MANAGER_ABSTRACT_LABEL" desc="Abstract wallpaper label.">
+        Abstract
+      </message>
+      <message name="IDS_WALLPAPER_MANAGER_URBAN_LABEL" desc="Urban wallpaper label.">
+        Urban
+      </message>
+      <message name="IDS_WALLPAPER_MANAGER_COLORS_LABEL" desc="Solid color wallpaper label.">
+        Colors
+      </message>
+      <message name="IDS_WALLPAPER_MANAGER_CUSTOM_LABEL" desc="Custom wallpaper label.">
+        Custom...

[flackr, 2012/05/26 14:16:45]

Other than this, I think wallpaper categories should be loaded from the manifest
file so that these can be managed in one location.

[bshe, 2012/05/29 16:07:11]

Agree. I will add them in manifest once I get to it.

On 2012/05/26 14:16:45, flackr wrote:

+      </message>
+
       <!-- File Browser -->
       <message name="IDS_FILE_BROWSER_ROOT_DIRECTORY_LABEL" desc="Root directory label.">
         Files