Move GetWebstoreLaunchURL and GetWebstoreItemDetailURLPrefix to extensions/common/extension_urls.h.

chrome/common/extensions/manifest_handlers/app_launch_info.cc

Index: chrome/common/extensions/manifest_handlers/app_launch_info.cc
diff --git a/chrome/common/extensions/manifest_handlers/app_launch_info.cc b/chrome/common/extensions/manifest_handlers/app_launch_info.cc
index dc22f1c900719cb5e5a3e91bde8d768d5602e34c..71c3ffde0958bc0570dc53f22cc1ed6045a56209 100644
--- a/chrome/common/extensions/manifest_handlers/app_launch_info.cc
+++ b/chrome/common/extensions/manifest_handlers/app_launch_info.cc
@@ -13,6 +13,7 @@
 #include "chrome/common/url_constants.h"
 #include "extensions/common/error_utils.h"
 #include "extensions/common/manifest_constants.h"
+#include "extensions/common/switches.h"
 
 namespace extensions {
 
@@ -208,7 +209,7 @@ bool AppLaunchInfo::LoadLaunchURL(Extension* extension, string16* error) {
     // currently under chrome/browser.
     const CommandLine& command_line = *CommandLine::ForCurrentProcess();
     GURL cloud_print_service_url = GURL(command_line.GetSwitchValueASCII(
-        switches::kCloudPrintServiceURL));
+        ::switches::kCloudPrintServiceURL));
     if (!cloud_print_service_url.is_empty()) {
       std::string path(
           cloud_print_service_url.path() + "/enable_chrome_connector");