Restrict JavaScript dialogs to 100 characters.

components/app_modal/javascript_app_modal_dialog.cc

Index: components/app_modal/javascript_app_modal_dialog.cc
diff --git a/components/app_modal/javascript_app_modal_dialog.cc b/components/app_modal/javascript_app_modal_dialog.cc
index 26d1b03801def4b44ff6571fb709dd4257607749..92a1a38e07630ee10d292da67fae3d19a409ff2b 100644
--- a/components/app_modal/javascript_app_modal_dialog.cc
+++ b/components/app_modal/javascript_app_modal_dialog.cc
@@ -16,30 +16,10 @@
 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);
@@ -48,7 +28,6 @@ void EnforceMaxPromptSize(const base::string16& in_string,
                           base::string16* out_string) {
   gfx::ElideString(in_string, kDefaultPromptMaxSize, out_string);
 }
-#endif
 
 }  // namespace