Move base/values.h into the base namespace.

chrome/common/web_apps.h

Index: chrome/common/web_apps.h
===================================================================
--- chrome/common/web_apps.h	(revision 92173)
+++ chrome/common/web_apps.h	(working copy)
@@ -19,7 +19,9 @@
 class WebFrame;
 }
 
+namespace base {
 class Value;
+}
 
 // Structure used when installing a web page as an app.
 struct WebApplicationInfo {
@@ -100,7 +102,7 @@
 // Parses |web_app| information out of |definition|. Returns true on success, or
 // false and |error| on failure. This function assumes that |web_app| has a
 // valid manifest_url.
-bool ParseWebAppFromDefinitionFile(Value* definition,
+bool ParseWebAppFromDefinitionFile(base::Value* definition,
                                    WebApplicationInfo* web_app,
                                    string16* error);