[build-script] Remove dead code. NFC.

utils/build-script-impl

@@ -326,83 +326,6 @@ function is_swift_lto_enabled() {
     fi
 }
 
-# Compute the cmake flags related to disabling llvm tools as a result of our
-# needs for testing LLVM/Swift.
-function compute_cmake_llvm_tool_disable_flags() {
-    if [[ $(false_true "${LLVM_INCLUDE_TESTS}") == "FALSE" ]]; then
-        return
-    fi
-
-    local OUTPUT=()
-    local EXTRA_LLVM_CMAKE_OPTIONS=(
-        # Do not include LLVM tests.
-        -DLLVM_INCLUDE_TESTS:BOOL=NO
-        -DCLANG_INCLUDE_TESTS:BOOL=NO
-    )
-
-    # Disable LLVM Tools that Swift does not use for testing.
-    local LLVM_TOOLS_TO_DISABLE=(
-        BUGPOINT BUGPOINT_PASSES GOLD LLI LLVM_AS_FUZZER LLVM_C_TEST
-        LLVM_CXXDUMP LLVM_DIFF LLVM_DIS LLVM_DWP LLVM_EXTRACT LLVM_GO
-        LLVM_JITLISTENER LLVM_LTO LLVM_MC LLVM_MC_FUZZER LLVM_MCMARKUP
-        LLVM_PDBDUMP LLVM_READOBJ LLVM_RTDYLD LLVM_SHLIB LLVM_SIZE LLVM_SPLIT
-        LLVM_STRESS LLVM_SYMBOLIZER MSBUILD OBJ2YAML OPT SANCOV SANSTATS
-        VERIFY_USELISTORDER XCODE_TOOLCHAIN YAML2OBJ
-    )
-
-    # Disable Clang Tools that Swift does not use for testing.
-    local CLANG_TOOLS_TO_DISABLE=(
-        CLANG_CHECK DIAGTOOL SCAN_BUILD SCAN_VIEW CLANG_FORMAT
-    )
-
-    # If in addition we are asked to not generate targets for swift tests,
-    # then we can disable the building of even more of LLVM.
-    if [[ $(false_true "${SWIFT_INCLUDE_TESTS}") == "TRUE" ]]; then
-        EXTRA_LLVM_CMAKE_OPTIONS+=(
-            # We do not need gtest/FileCheck and friends since we are not
-            # running any tests.
-            -DLLVM_INCLUDE_UTILS:BOOL=NO
-        )
-
-        # Disable the rest of the LLVM tools. We do not need any of them.
-        LLVM_TOOLS_TO_DISABLE+=(
-            DSYMUTIL LLC LLVM_AR LLVM_AS LLVM_BCANALYZER LLVM_COV
-            LLVM_DWARFDUMP LLVM_LINK LLVM_NM LLVM_OBJDUMP LLVM_PROFDATA
-        )
-
-        # Disable the rest of the Clang tools. We do not need them.
-        CLANG_TOOLS_TO_DISABLE+=(
-            ARCMT_TEST C_ARCMT_TEST C_INDEX_TEST
-        )
-
-        # If in addition, we are not building compiler-rt, then we do not
-        # even need to build clang.
-        #
-        # *NOTE* This may change once we start building the standard library
-        # *with the just built clang.
-        if [[ $(true_false "${SKIP_BUILD_COMPILER_RT}") == "TRUE" ]]; then
-            CLANG_TOOLS_TO_DISABLE+=(
-                DRIVER
-            )
-        fi
-    fi
-
-    for arg in "${EXTRA_LLVM_CMAKE_ARGS[@]}"; do
-        OUTPUT+=( ${arg} )
-    done
-    for tool in "${LLVM_TOOLS_TO_DISABLE[@]}"; do
-        OUTPUT+=(
-            -DLLVM_TOOL_${tool}_BUILD:BOOL=NO
-        )
-    done
-    for tool in "${CLANG_TOOLS_TO_DISABLE[@]}"; do
-        OUTPUT+=(
-            -DCLANG_TOOL_${tool}_BUILD:BOOL=NO
-        )
-    done
-    echo "${OUTPUT[@]}"
-}
-
 # Support for performing isolated actions.
 #
 # This is part of refactoring more work to be done or controllable via