[clang-tidy] Unify the way IncludeStyle and HeaderFileExtesions options are used

llvm-svn: 308605
diff --git a/clang-tools-extra/clang-tidy/misc/DefinitionsInHeadersCheck.cpp b/clang-tools-extra/clang-tidy/misc/DefinitionsInHeadersCheck.cpp
index 162ebff..0b837d2 100644
--- a/clang-tools-extra/clang-tidy/misc/DefinitionsInHeadersCheck.cpp
+++ b/clang-tools-extra/clang-tidy/misc/DefinitionsInHeadersCheck.cpp
@@ -32,8 +32,8 @@
                                                      ClangTidyContext *Context)
     : ClangTidyCheck(Name, Context),
       UseHeaderFileExtension(Options.get("UseHeaderFileExtension", true)),
-      RawStringHeaderFileExtensions(
-          Options.getLocalOrGlobal("HeaderFileExtensions", ",h,hh,hpp,hxx")) {
+      RawStringHeaderFileExtensions(Options.getLocalOrGlobal(
+          "HeaderFileExtensions", utils::defaultHeaderFileExtensions())) {
   if (!utils::parseHeaderFileExtensions(RawStringHeaderFileExtensions,
                                         HeaderFileExtensions, ',')) {
     // FIXME: Find a more suitable way to handle invalid configuration
diff --git a/clang-tools-extra/clang-tidy/misc/MoveConstructorInitCheck.cpp b/clang-tools-extra/clang-tidy/misc/MoveConstructorInitCheck.cpp
index 081c439..2c6af5f 100644
--- a/clang-tools-extra/clang-tidy/misc/MoveConstructorInitCheck.cpp
+++ b/clang-tools-extra/clang-tidy/misc/MoveConstructorInitCheck.cpp
@@ -25,7 +25,7 @@
                                                    ClangTidyContext *Context)
     : ClangTidyCheck(Name, Context),
       IncludeStyle(utils::IncludeSorter::parseIncludeStyle(
-          Options.get("IncludeStyle", "llvm"))) {}
+          Options.getLocalOrGlobal("IncludeStyle", "llvm"))) {}
 
 void MoveConstructorInitCheck::registerMatchers(MatchFinder *Finder) {
   // Only register the matchers for C++11; the functionality currently does not