Code: void PrintMsg_Print_Params::Reset() {
  page_size = gfx::Size();
  content_size = gfx::Size();
  printable_area = gfx::Rect();
  margin_top = 0;
  margin_left = 0;
  dpi = 0;
  min_shrink = 0;
  max_shrink = 0;
  desired_dpi = 0;
   document_cookie = 0;
   selection_only = false;
   supports_alpha_blend = false;
  preview_ui_addr = std::string();
   preview_request_id = 0;
   is_first_request = false;
   print_scaling_option = WebKit::WebPrintScalingOptionSourceSize;
  print_to_pdf = false;
  display_header_footer = false;
  date = string16();
  title = string16();
  url = string16();
}

Vulnerability Type: +Info 
CWE ID: CWE-200
Summary: The IPC implementation in Google Chrome before 22.0.1229.79 allows attackers to obtain potentially sensitive information about memory addresses via unspecified vectors.
Commit Message: Print preview: Use an ID instead of memory pointer string in WebUI.

BUG=144051

Review URL: https://chromiumcodereview.appspot.com/10870003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@153342 0039d316-1c4b-4281-b951-d872f2087c98