Remove the CHECK from the DirectManipulationHelper::Activate function as it is firing in Canary on …

ui/gfx/win/direct_manipulation.cc

 // Copyright 2015 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 "ui/gfx/win/direct_manipulation.h"
 
 #include "base/basictypes.h"
 #include "base/win/windows_version.h"
 
 namespace gfx {
@@ skipping 73 matching lines @@
 
   hr = view_port_outer_->SetViewportRect(&rect);
   CHECK(SUCCEEDED(hr));
 
   hr = content_outer->SetContentRect(&rect);
   CHECK(SUCCEEDED(hr));
 }
 
 void DirectManipulationHelper::Activate(HWND window) {
   DCHECK(::IsWindow(window));
-  HRESULT hr = manager_->Activate(window);
-  CHECK(SUCCEEDED(hr));
+  manager_->Activate(window);
+}
+
+void DirectManipulationHelper::Deactivate(HWND window) {
+  DCHECK(::IsWindow(window));
+  manager_->Deactivate(window);
 }
 
 void DirectManipulationHelper:: HandleMouseWheel(HWND window, UINT message,
     WPARAM w_param, LPARAM l_param) {
   MSG msg = { window, message, w_param, l_param};
 
   HRESULT hr = view_port_outer_->SetContact(DIRECTMANIPULATION_MOUSEFOCUS);
   if (SUCCEEDED(hr)) {
     BOOL handled = FALSE;
     manager_->ProcessInput(&msg, &handled);
     view_port_outer_->ReleaseContact(DIRECTMANIPULATION_MOUSEFOCUS);
   }
 }
 
 }  // namespace win.
 }  // namespace gfx.