Switch the Linux minidump writer to use MDCVInfoELF for CV data.

src/common/linux/dump_symbols.cc

Index: src/common/linux/dump_symbols.cc
diff --git a/src/common/linux/dump_symbols.cc b/src/common/linux/dump_symbols.cc
index d6c593fa3fd37bd0b4620ec96efc83ddc6d7b550..32b86c77579c2dabfd2839fb2942a67c81988ae8 100644
--- a/src/common/linux/dump_symbols.cc
+++ b/src/common/linux/dump_symbols.cc
@@ -82,9 +82,11 @@ using google_breakpad::DwarfLineToModule;
 using google_breakpad::ElfClass;
 using google_breakpad::ElfClass32;
 using google_breakpad::ElfClass64;
+using google_breakpad::FileID;
 using google_breakpad::FindElfSectionByName;
 using google_breakpad::GetOffset;
 using google_breakpad::IsValidElf;
+using google_breakpad::kMaxBuildID;
 using google_breakpad::Module;
 #ifndef NO_STABS_SUPPORT
 using google_breakpad::StabsToModule;
@@ -827,9 +829,9 @@ const char* ElfArchitecture(const typename ElfClass::Ehdr* elf_header) {
 
 // Format the Elf file identifier in IDENTIFIER as a UUID with the
 // dashes removed.
-string FormatIdentifier(unsigned char identifier[16]) {
+string FormatIdentifier(unsigned char identifier[kMaxBuildID]) {
   char identifier_str[40];
-  google_breakpad::FileID::ConvertIdentifierToString(
+  FileID::ConvertIdentifierToString(
       identifier,
       identifier_str,
       sizeof(identifier_str));
@@ -895,9 +897,11 @@ bool ReadSymbolDataElfClass(const typename ElfClass::Ehdr* elf_header,
 
   *out_module = NULL;
 
-  unsigned char identifier[16];
-  if (!google_breakpad::FileID::ElfFileIdentifierFromMappedFile(elf_header,
-                                                                identifier)) {
+  unsigned char identifier[kMaxBuildID];
+  size_t identifier_length;
+  if (!FileID::ElfFileIdentifierFromMappedFile(elf_header,
+                                               identifier,
+                                               &identifier_length)) {
     fprintf(stderr, "%s: unable to generate file identifier\n",
             obj_filename.c_str());
     return false;