Bug 1331957 - Part 3: Delete some unused patches; r=froydnj

build/build-clang/disable-mac-tsan.patch

@@ -1,11 +0,0 @@
---- a/compiler-rt/cmake/config-ix.cmake
-+++ b/compiler-rt/cmake/config-ix.cmake
-@@ -617,7 +617,7 @@
- endif()
- 
- if (COMPILER_RT_HAS_SANITIZER_COMMON AND TSAN_SUPPORTED_ARCH AND
--    OS_NAME MATCHES "Darwin|Linux|FreeBSD")
-+    OS_NAME MATCHES "Linux|FreeBSD")
-   set(COMPILER_RT_HAS_TSAN TRUE)
- else()
-   set(COMPILER_RT_HAS_TSAN FALSE)

build/build-clang/query-selector-visibility.patch

@@ -1,79 +0,0 @@
-commit 865b9340996f9f9d04b73b187248737dc6fd845e
-Author: Michael Wu <mwu@mozilla.com>
-Date:   Mon Sep 14 17:47:21 2015 -0400
-
-    Add support for querying the visibility of a cursor
-
-diff --git a/clang/include/clang-c/Index.h b/clang/include/clang-c/Index.h
-index fad9cfa..311bfcb 100644
---- a/clang/include/clang-c/Index.h
-+++ b/clang/include/clang-c/Index.h
-@@ -2440,6 +2440,24 @@ enum CXLinkageKind {
- CINDEX_LINKAGE enum CXLinkageKind clang_getCursorLinkage(CXCursor cursor);
- 
- /**
-+ * \brief Describe the visibility of the entity referred to by a cursor.
-+ */
-+enum CXVisibilityKind {
-+  /** \brief This value indicates that no visibility information is available
-+   * for a provided CXCursor. */
-+  CXVisibility_Invalid,
-+
-+  /** \brief Symbol not seen by the linker. */
-+  CXVisibility_Hidden,
-+  /** \brief Symbol seen by the linker but resolves to a symbol inside this object. */
-+  CXVisibility_Protected,
-+  /** \brief Symbol seen by the linker and acts like a normal symbol. */
-+  CXVisibility_Default,
-+};
-+
-+CINDEX_LINKAGE enum CXVisibilityKind clang_getCursorVisibility(CXCursor cursor);
-+
-+/**
-  * \brief Determine the availability of the entity that this cursor refers to,
-  * taking the current target platform into account.
-  *
-diff --git a/clang/tools/libclang/CIndex.cpp b/clang/tools/libclang/CIndex.cpp
-index 8225a6c..9fa18d3 100644
---- a/clang/tools/libclang/CIndex.cpp
-+++ b/clang/tools/libclang/CIndex.cpp
-@@ -6361,6 +6361,27 @@ CXLinkageKind clang_getCursorLinkage(CXCursor cursor) {
- } // end: extern "C"
- 
- //===----------------------------------------------------------------------===//
-+// Operations for querying visibility of a cursor.
-+//===----------------------------------------------------------------------===//
-+
-+extern "C" {
-+CXVisibilityKind clang_getCursorVisibility(CXCursor cursor) {
-+  if (!clang_isDeclaration(cursor.kind))
-+    return CXVisibility_Invalid;
-+
-+  const Decl *D = cxcursor::getCursorDecl(cursor);
-+  if (const NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D))
-+    switch (ND->getVisibility()) {
-+      case HiddenVisibility: return CXVisibility_Hidden;
-+      case ProtectedVisibility: return CXVisibility_Protected;
-+      case DefaultVisibility: return CXVisibility_Default;
-+    };
-+
-+  return CXVisibility_Invalid;
-+}
-+} // end: extern "C"
-+
-+//===----------------------------------------------------------------------===//
- // Operations for querying language of a cursor.
- //===----------------------------------------------------------------------===//
- 
-diff --git a/clang/tools/libclang/libclang.exports b/clang/tools/libclang/libclang.exports
-index f6a7175..a919a8e 100644
---- a/clang/tools/libclang/libclang.exports
-+++ b/clang/tools/libclang/libclang.exports
-@@ -173,6 +173,7 @@ clang_getCursorSemanticParent
- clang_getCursorSpelling
- clang_getCursorType
- clang_getCursorUSR
-+clang_getCursorVisibility
- clang_getDeclObjCTypeEncoding
- clang_getDefinitionSpellingAndExtent
- clang_getDiagnostic