Restrict JavaScript dialogs to 100 characters.

components/app_modal/javascript_app_modal_dialog.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 "components/app_modal/javascript_app_modal_dialog.h"
 
 #include "base/metrics/histogram_macros.h"
 #include "base/time/time.h"
 #include "build/build_config.h"
 #include "components/app_modal/javascript_dialog_manager.h"
 #include "components/app_modal/javascript_native_dialog_factory.h"
 #include "content/public/browser/web_contents.h"
 #include "ui/gfx/text_elider.h"
 #include "url/origin.h"
 
 namespace app_modal {
 namespace {
 
-// Control maximum sizes of various texts passed to us from javascript.
-#if defined(OS_POSIX) && !defined(OS_MACOSX)
-// Two-dimensional eliding.  Reformat the text of the message dialog
-// inserting line breaks because otherwise a single long line can overflow
-// the message dialog (and crash/hang the GTK, depending on the version).
-const int kMessageTextMaxRows = 32;
-const int kMessageTextMaxCols = 132;
-const int kDefaultPromptMaxRows = 24;
-const int kDefaultPromptMaxCols = 132;
-void EnforceMaxTextSize(const base::string16& in_string,
-                        base::string16* out_string) {
-  gfx::ElideRectangleString(in_string, kMessageTextMaxRows,
-                           kMessageTextMaxCols, false, out_string);
-}
-void EnforceMaxPromptSize(const base::string16& in_string,
-                          base::string16* out_string) {
-  gfx::ElideRectangleString(in_string, kDefaultPromptMaxRows,
-                           kDefaultPromptMaxCols, false, out_string);
-}
-#else
 // One-dimensional eliding.  Trust the window system to break the string
 // appropriately, but limit its overall length to something reasonable.
-const size_t kMessageTextMaxSize = 2000;
-const size_t kDefaultPromptMaxSize = 2000;
+const size_t kMessageTextMaxSize = 100;
+const size_t kDefaultPromptMaxSize = 50;
 void EnforceMaxTextSize(const base::string16& in_string,
                         base::string16* out_string) {
   gfx::ElideString(in_string, kMessageTextMaxSize, out_string);
 }
 void EnforceMaxPromptSize(const base::string16& in_string,
                           base::string16* out_string) {
   gfx::ElideString(in_string, kDefaultPromptMaxSize, out_string);
 }
-#endif
 
 }  // namespace
 
 ChromeJavaScriptDialogExtraData::ChromeJavaScriptDialogExtraData()
     : has_already_shown_a_dialog_(false),
       suppress_javascript_messages_(false),
       suppressed_dialog_count_(0) {}
 
 JavaScriptAppModalDialog::JavaScriptAppModalDialog(
     content::WebContents* web_contents,
@@ skipping 114 matching lines @@
 
 // static
 std::string JavaScriptAppModalDialog::GetSerializedOriginForWebContents(
     content::WebContents* contents) {
   if (!contents)
     return url::Origin().Serialize();
   return url::Origin(contents->GetLastCommittedURL()).Serialize();
 }
 
 }  // namespace app_modal