Refactor screenshot directory source

chrome/browser/ui/webui/screenshot_source.h

Index: chrome/browser/ui/webui/screenshot_source.h
diff --git a/chrome/browser/ui/webui/screenshot_source.h b/chrome/browser/ui/webui/screenshot_source.h
index b294a2deace846768e23633b699e806bf592dfab..c4323f438cef200a761d5cd5d67c2cf04a08003b 100644
--- a/chrome/browser/ui/webui/screenshot_source.h
+++ b/chrome/browser/ui/webui/screenshot_source.h
@@ -15,6 +15,7 @@
 
 #if defined(OS_CHROMEOS)
 #include "chrome/browser/chromeos/gdata/drive_resource_metadata.h"
+#include "chrome/browser/chromeos/login/user_manager.h"
 #include "chrome/browser/google_apis/gdata_errorcode.h"
 #endif
 
@@ -32,6 +33,19 @@ class ScreenshotSource : public ChromeURLDataManager::DataSource {
       std::vector<unsigned char>* current_screenshot,
       Profile* profile);
 
+#if defined(USE_ASH)
+
+  // Queries the browser process to determine if screenshots are disabled.
+  static bool AreScreenshotsDisabled();
+
+  // Common access for the screenshot directory, parameter is set to the
+  // requested directory and return value of true is given upon success.
+  static bool GetScreenshotDirectory(FilePath* directory);
+#endif
+
+  // Get the basefilename for screenshots
+  static std::string GetScreenshotBaseFilename();
+
   // Called when the network layer has requested a resource underneath
   // the path we registered.
   virtual void StartDataRequest(const std::string& path,
@@ -45,6 +59,21 @@ class ScreenshotSource : public ChromeURLDataManager::DataSource {
   // Note: This method strips the query string from the given path.
   ScreenshotDataPtr GetCachedScreenshot(const std::string& screenshot_path);
 
+  // Url that represents the base directory for screenshots.
+  static const char kScreenshotUrlRoot[];
+  // Identifier for the current screenshot
+  // (relative to screenshot base directory).
+  static const char kScreenshotCurrent[];
+  // Path for directory where screenshots are saved
+  // (relative to screenshot base directory).
+  static const char kScreenshotSaved[];
+#if defined(OS_CHROMEOS)
+  // Common prefix to screenshot filenames.
+  static const char kScreenshotPrefix[];
+  // Common suffix to screenshot filenames.
+  static const char kScreenshotSuffix[];
+#endif
+
  private:
   virtual ~ScreenshotSource();