Merge heap unit tests into src.

build/all.gyp

Index: build/all.gyp
diff --git a/build/all.gyp b/build/all.gyp
index d491d49dd6597f882dec28ac45e1bad68e2db1ca..26dd5752d43cbed1ba0562b076415031d6f670a0 100644
--- a/build/all.gyp
+++ b/build/all.gyp
@@ -9,13 +9,12 @@
       'type': 'none',
       'dependencies': [
         '../samples/samples.gyp:*',
-        '../src/base/base.gyp:*',
+        '../src/base/base.gyp:base-unittests',
         '../src/d8.gyp:d8',
+        '../src/heap/heap.gyp:heap-unittests',
         '../src/libplatform/libplatform.gyp:libplatform-unittests',
         '../test/cctest/cctest.gyp:*',
         '../test/compiler-unittests/compiler-unittests.gyp:*',
-        '../test/heap-unittests/heap-unittests.gyp:*',
-        '../test/runtime-unittests/runtime-unittests.gyp:*',
       ],
       'conditions': [
         ['component!="shared_library"', {