Make the browser survive massive data: URIs, via various techniques:...

chrome/browser/tab_contents/navigation_entry.cc

 // Copyright (c) 2006-2008 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 "chrome/browser/tab_contents/navigation_entry.h"
 
 #include "app/resource_bundle.h"
+#include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/pref_service.h"
 #include "chrome/browser/profile.h"
 #include "chrome/browser/renderer_host/site_instance.h"
 #include "chrome/browser/tab_contents/navigation_controller.h"
+#include "chrome/common/chrome_constants.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "grit/app_resources.h"
 #include "net/base/net_util.h"
 
 // Use this to get a new unique ID for a NavigationEntry during construction.
 // The returned ID is guaranteed to be nonzero (which is the "no ID" indicator).
 static int GetUniqueID() {
   static int unique_id_counter = 0;
   return ++unique_id_counter;
@@ skipping 61 matching lines @@
   // cache since it's more complicated to compute.
   if (!cached_display_title_.empty())
     return cached_display_title_;
 
   // Use the virtual URL first if any, and fall back on using the real URL.
   std::wstring languages;
   if (navigation_controller) {
       languages = navigation_controller->profile()->GetPrefs()->GetString(
           prefs::kAcceptLanguages);
   }
+
+  std::wstring title;
+  std::wstring elided_title;
   if (!virtual_url_.is_empty()) {
-    cached_display_title_ = WideToUTF16Hack(net::FormatUrl(
-        virtual_url_, languages));
+    title = net::FormatUrl(virtual_url_, languages);
   } else if (!url_.is_empty()) {
-    cached_display_title_ = WideToUTF16Hack(net::FormatUrl(url_, languages));
+    title = net::FormatUrl(url_, languages);
   }
+  ElideString(title, chrome::kMaxTitleChars, &elided_title);
+  cached_display_title_ = WideToUTF16Hack(elided_title);
   return cached_display_title_;
 }
 
 bool NavigationEntry::IsViewSourceMode() const {
   return virtual_url_.SchemeIs(chrome::kViewSourceScheme);
 }