Convert compiler cctest to unit tests, part 1

R=bmeurer@chromium.org
LOG=n

Review URL: https://codereview.chromium.org/867583002

Cr-Commit-Position: refs/heads/master@{#26222}

test/cctest/cctest.gyp

@@ -59,7 +59,6 @@
         'compiler/test-codegen-deopt.cc',
         'compiler/test-control-reducer.cc',
         'compiler/test-gap-resolver.cc',
-        'compiler/test-graph-reducer.cc',
         'compiler/test-graph-visualizer.cc',
         'compiler/test-instruction.cc',
         'compiler/test-js-context-specialization.cc',