[microdump] Add build fingerprint and product info metadata.

src/client/linux/handler/minidump_descriptor.cc

Index: src/client/linux/handler/minidump_descriptor.cc
diff --git a/src/client/linux/handler/minidump_descriptor.cc b/src/client/linux/handler/minidump_descriptor.cc
index 8c68bde21dc46222cec8c14b80d7adbe7f6f2bc8..c601d35f04d8a2283386c5e1bb4be1bcad672521 100644
--- a/src/client/linux/handler/minidump_descriptor.cc
+++ b/src/client/linux/handler/minidump_descriptor.cc
@@ -44,7 +44,9 @@ MinidumpDescriptor::MinidumpDescriptor(const MinidumpDescriptor& descriptor)
       fd_(descriptor.fd_),
       directory_(descriptor.directory_),
       c_path_(NULL),
-      size_limit_(descriptor.size_limit_) {
+      size_limit_(descriptor.size_limit_),
+      microdump_build_fingerprint_(descriptor.microdump_build_fingerprint_),
+      microdump_product_info_(descriptor.microdump_product_info_) {
   // The copy constructor is not allowed to be called on a MinidumpDescriptor
   // with a valid path_, as getting its c_path_ would require the heap which
   // can cause problems in compromised environments.
@@ -65,6 +67,8 @@ MinidumpDescriptor& MinidumpDescriptor::operator=(
     UpdatePath();
   }
   size_limit_ = descriptor.size_limit_;
+  microdump_build_fingerprint_ = descriptor.microdump_build_fingerprint_;
+  microdump_product_info_ = descriptor.microdump_product_info_;
   return *this;
 }
 
@@ -82,4 +86,15 @@ void MinidumpDescriptor::UpdatePath() {
   c_path_ = path_.c_str();
 }
 
+void MinidumpDescriptor::SetMicrodumpBuildFingerprint(
+    const char* build_fingerprint) {
+  assert(mode_ == kWriteMicrodumpToConsole);
+  microdump_build_fingerprint_ = build_fingerprint;
+}
+
+void MinidumpDescriptor::SetMicrodumpProductInfo(const char* product_info) {
+  assert(mode_ == kWriteMicrodumpToConsole);
+  microdump_product_info_ = product_info;
+}
+
 }  // namespace google_breakpad