Disable compositor thread input handling on windows


BUG=160122


Review URL: https://chromiumcodereview.appspot.com/11946019

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@177369 0039d316-1c4b-4281-b951-d872f2087c98
void RenderViewImpl::SetDeviceScaleFactor(float device_scale_factor) {
  RenderWidget::SetDeviceScaleFactor(device_scale_factor);
  if (webview())
    webview()->setDeviceScaleFactor(device_scale_factor);
}

void RenderViewImpl::SetDeviceScaleFactor(float device_scale_factor) {
  RenderWidget::SetDeviceScaleFactor(device_scale_factor);
  if (webview())
    webview()->setDeviceScaleFactor(device_scale_factor);
}
