Breakpad Linux: Do not use std::string in a compromised context.

components/crash/app/breakpad_linux.cc

Index: components/crash/app/breakpad_linux.cc
diff --git a/components/crash/app/breakpad_linux.cc b/components/crash/app/breakpad_linux.cc
index 3bfd96d38c0acc9c3f372a331a510715b0f18b16..622b4bae01beac7919716228f2c56b7f5dd12553 100644
--- a/components/crash/app/breakpad_linux.cc
+++ b/components/crash/app/breakpad_linux.cc
@@ -1313,16 +1313,15 @@ void HandleCrashDump(const BreakpadInfo& info) {
   MimeWriter writer(temp_file_fd, mime_boundary);
 #endif
   {
-    // TODO(thestig) Do not use this inside a compromised context.
-    std::string product_name;
-    std::string version;
+    const char* product_name = "";
+    const char* version = "";
 
     GetCrashReporterClient()->GetProductNameAndVersion(&product_name, &version);
 
     writer.AddBoundary();
-    writer.AddPairString("prod", product_name.c_str());
+    writer.AddPairString("prod", product_name);
     writer.AddBoundary();
-    writer.AddPairString("ver", version.c_str());
+    writer.AddPairString("ver", version);
     writer.AddBoundary();
     if (info.pid > 0) {
       char pid_value_buf[kUint64StringSize];