Adding fullscreen mode access to chrome.fileBrowserPrivate API.

chrome/browser/extensions/extension_file_browser_private_api.h

Index: chrome/browser/extensions/extension_file_browser_private_api.h
diff --git a/chrome/browser/extensions/extension_file_browser_private_api.h b/chrome/browser/extensions/extension_file_browser_private_api.h
index 24595ba659e70aea5ead597001e523abaefc5b6b..0ae5c23a57e89783839b9b2c4319685a51d919c7 100644
--- a/chrome/browser/extensions/extension_file_browser_private_api.h
+++ b/chrome/browser/extensions/extension_file_browser_private_api.h
@@ -360,4 +360,18 @@ class FileDialogStringsFunction : public SyncExtensionFunction {
   DECLARE_EXTENSION_FUNCTION_NAME("fileBrowserPrivate.getStrings");
 };
 
+// Toggles fullscreen mode for the browser.
+class ToggleFullscreenFunction : public SyncExtensionFunction {
+ protected:
+  virtual bool RunImpl() OVERRIDE;
+  DECLARE_EXTENSION_FUNCTION_NAME("fileBrowserPrivate.toggleFullscreen");
+};
+
+// Checks if the browser is in fullscreen mode.
+class IsFullscreenFunction : public SyncExtensionFunction {
+ protected:
+  virtual bool RunImpl() OVERRIDE;
+  DECLARE_EXTENSION_FUNCTION_NAME("fileBrowserPrivate.isFullscreen");
+};
+
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_FILE_BROWSER_PRIVATE_API_H_