Suppress -Wpartial-availability warnings that arise from NSWindowDelegate methods only available on…

chrome/browser/ui/cocoa/browser_window_controller_private.h

Index: chrome/browser/ui/cocoa/browser_window_controller_private.h
diff --git a/chrome/browser/ui/cocoa/browser_window_controller_private.h b/chrome/browser/ui/cocoa/browser_window_controller_private.h
index d50964fc2ae3918c3fb6fd91b1330d3fc0cd7306..0fd10775ba8d508058691d35966cf6622ab97634 100644
--- a/chrome/browser/ui/cocoa/browser_window_controller_private.h
+++ b/chrome/browser/ui/cocoa/browser_window_controller_private.h
@@ -164,6 +164,15 @@
 // out of AppKit Fullscreen.
 - (BOOL)shouldUseCustomAppKitFullscreenTransition;
 
+#if defined(MAC_OS_X_VERSION_10_7) && \
+    MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_7
+// Redeclare some methods from NSWindowDelegate to suppress
+// -Wpartial-availability warnings.
+- (void)windowDidEnterFullScreen:(NSNotification*)notification;
+- (void)windowDidExitFullScreen:(NSNotification*)notification;
+- (void)windowWillExitFullScreen:(NSNotification*)notification;
+#endif
+
 @end  // @interface BrowserWindowController(Private)
 
 #endif  // CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_CONTROLLER_PRIVATE_H_