Implement learn more bubble on views.

chrome/browser/ui/views/autofill/decorated_textfield.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/views/autofill/decorated_textfield.h"
 
 #include "chrome/browser/ui/autofill/autofill_dialog_types.h"
 #include "chrome/browser/ui/views/autofill/tooltip_icon.h"
 #include "ui/gfx/canvas.h"
 #include "ui/views/background.h"
@@ skipping 103 matching lines @@
     return base::string16();
 
   return views::Textfield::GetPlaceholderText();
 }
 
 const char* DecoratedTextfield::GetClassName() const {
   return kViewClassName;
 }
 
 views::View* DecoratedTextfield::GetEventHandlerForRect(const gfx::Rect& rect) {
+  views::View* handler = views::Textfield::GetEventHandlerForRect(rect);
+  if (handler->GetClassName() == TooltipIcon::kViewClassName)
+    return handler;
   return native_wrapper_->GetView();
 }
 
 void DecoratedTextfield::OnFocus() {
   border_->set_has_focus(true);
   views::Textfield::OnFocus();
 }
 
 void DecoratedTextfield::OnBlur() {
   border_->set_has_focus(false);
@@ skipping 39 matching lines @@
       icon_view_->GetPreferredSize().width() + 2 * kTextfieldIconPadding : 0;
 
   bool is_rtl = base::i18n::IsRTL();
   SetHorizontalMargins(is_rtl ? icon_space : 0, is_rtl ? 0 : icon_space);
 
   Layout();
   SchedulePaint();
 }
 
 } // namespace autofill