[clang-doc] Fix paths of js in import tags

HTML requires posix-style paths.

Differential Revision: https://reviews.llvm.org/D65827

git-svn-id: https://llvm.org/svn/llvm-project/clang-tools-extra/trunk@368087 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/clang-doc/HTMLGenerator.cpp b/clang-doc/HTMLGenerator.cpp
index a6f374c..902684d 100644
--- a/clang-doc/HTMLGenerator.cpp
+++ b/clang-doc/HTMLGenerator.cpp
@@ -256,6 +256,8 @@
     auto ScriptNode = llvm::make_unique<TagNode>(HTMLTag::TAG_SCRIPT);
     SmallString<128> ScriptPath = computeRelativePath("", InfoPath);
     llvm::sys::path::append(ScriptPath, llvm::sys::path::filename(FilePath));
+    // Paths in HTML must be in posix-style
+    llvm::sys::path::native(ScriptPath, llvm::sys::path::Style::posix);
     ScriptNode->Attributes.try_emplace("src", ScriptPath);
     Out.emplace_back(std::move(ScriptNode));
   }