Implement input type=color UI (common part)

chrome/browser/ui/tab_contents/tab_contents_wrapper.h

Index: chrome/browser/ui/tab_contents/tab_contents_wrapper.h
diff --git a/chrome/browser/ui/tab_contents/tab_contents_wrapper.h b/chrome/browser/ui/tab_contents/tab_contents_wrapper.h
index 1592e6caf47761feb5be2f3b2a1f19619f5980c8..0087acc876e8bd8a349c827787712c563079baf0 100644
--- a/chrome/browser/ui/tab_contents/tab_contents_wrapper.h
+++ b/chrome/browser/ui/tab_contents/tab_contents_wrapper.h
@@ -26,6 +26,9 @@ class AutomationTabHelper;
 class BlockedContentTabHelper;
 class BookmarkTabHelper;
 class ConstrainedWindowTabHelper;
+#if defined(ENABLE_INPUT_COLOR)
+class ColorSelectObserver;
+#endif
 class DownloadRequestLimiterObserver;
 class Extension;
 class ExtensionTabHelper;
@@ -319,6 +322,9 @@ class TabContentsWrapper : public TabContentsObserver,
   // (These provide no API for callers; objects that need to exist 1:1 with tabs
   // and silently do their thing live here.)
 
+#if defined(ENABLE_INPUT_COLOR)
+  scoped_ptr<ColorSelectObserver> color_select_observer_;
+#endif
   scoped_ptr<DownloadRequestLimiterObserver> download_request_limiter_observer_;
   scoped_ptr<ExtensionWebNavigationTabObserver> webnavigation_observer_;
   scoped_ptr<ExternalProtocolObserver> external_protocol_observer_;