CMake: Get rid of LLVMLibDeps.cmake and export the libraries normally.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113632 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-diff/CMakeLists.txt b/tools/llvm-diff/CMakeLists.txt
index f6d65c9..42e2ba8 100644
--- a/tools/llvm-diff/CMakeLists.txt
+++ b/tools/llvm-diff/CMakeLists.txt
@@ -1,6 +1,6 @@
-set(LLVM_LINK_COMPONENTS support asmparser bitreader)
-
 add_llvm_tool(llvm-diff
   llvm-diff.cpp
   DifferenceEngine.cpp
   )
+
+target_link_libraries(llvm-diff LLVMAsmParser LLVMBitReader)