Not allowing user to type more chars than max length value for text field.

content/browser/renderer_host/render_view_host_impl.cc

 // Copyright (c) 2012 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 "content/browser/renderer_host/render_view_host_impl.h"
 
 #include <set>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 1250 matching lines @@
       Source<RenderViewHost>(this),
       NotificationService::NoDetails());
 }
 
 void RenderViewHostImpl::OnTakeFocus(bool reverse) {
   RenderViewHostDelegateView* view = delegate_->GetDelegateView();
   if (view)
     view->TakeFocus(reverse);
 }
 
-void RenderViewHostImpl::OnFocusedNodeChanged(bool is_editable_node) {
+void RenderViewHostImpl::OnFocusedNodeChanged(bool is_editable_node,
+                                              int editable_node_max_length) {
   is_focused_element_editable_ = is_editable_node;
   if (view_)
-    view_->FocusedNodeChanged(is_editable_node);
+    view_->FocusedNodeChanged(is_editable_node, editable_node_max_length);
 #if defined(OS_WIN)
   if (!is_editable_node && virtual_keyboard_requested_) {
     virtual_keyboard_requested_ = false;
     BrowserThread::PostDelayedTask(
         BrowserThread::UI, FROM_HERE,
         base::Bind(base::IgnoreResult(&DismissVirtualKeyboardTask)),
         TimeDelta::FromMilliseconds(kVirtualKeyboardDisplayWaitTimeoutMs));
   }
 #endif
   NotificationService::current()->Notify(
@@ skipping 295 matching lines @@
   FrameTree* frame_tree = delegate_->GetFrameTree();
 
   frame_tree->ResetForMainFrameSwap();
 }
 
 void RenderViewHostImpl::SelectWordAroundCaret() {
   Send(new ViewMsg_SelectWordAroundCaret(GetRoutingID()));
 }
 
 }  // namespace content