Allow huge data: URIs only via WebView.loadDataWithBaseUrl

content/common/navigation_params.cc

Index: content/common/navigation_params.cc
diff --git a/content/common/navigation_params.cc b/content/common/navigation_params.cc
index f54e876b0025066b06f9fe9a3d4f0d4e4e1ba228..b849e2987284d9d7213598183225b76dd71c27db 100644
--- a/content/common/navigation_params.cc
+++ b/content/common/navigation_params.cc
@@ -5,7 +5,7 @@
 #include "content/common/navigation_params.h"
 
 #include "base/command_line.h"
-#include "base/memory/ref_counted_memory.h"
+#include "content/common/content_constants_internal.h"
 #include "content/common/service_worker/service_worker_types.h"
 #include "content/public/common/content_switches.h"
 
@@ -45,6 +45,7 @@ CommonNavigationParams::CommonNavigationParams(
     FrameMsg_UILoadMetricsReportType::Value report_type,
     const GURL& base_url_for_data_url,
     const GURL& history_url_for_data_url,
+    const std::string& data_url_as_string,
     LoFiState lofi_state,
     const base::TimeTicks& navigation_start)
     : url(url),
@@ -57,8 +58,11 @@ CommonNavigationParams::CommonNavigationParams(
       report_type(report_type),
       base_url_for_data_url(base_url_for_data_url),
       history_url_for_data_url(history_url_for_data_url),
+      data_url_as_string(data_url_as_string),
       lofi_state(lofi_state),
       navigation_start(navigation_start) {
+  if (data_url_as_string.length() > kMaxLengthOfDataURLString)
+    this->data_url_as_string = std::string();
 }
 
 CommonNavigationParams::~CommonNavigationParams() {