Fix android_arm build hosted on Mac

build/all.gyp

Index: build/all.gyp
diff --git a/build/all.gyp b/build/all.gyp
index feaf4fecccabf569ba16c0fcaba14d7c9c10b03a..ff1bea4b61137fddf5ffc5aedcd8b5259d3e96ad 100644
--- a/build/all.gyp
+++ b/build/all.gyp
@@ -8,11 +8,7 @@
       'target_name': 'All',
       'type': 'none',
       'dependencies': [
-        '../samples/samples.gyp:*',
         '../src/d8.gyp:d8',
-        '../test/cctest/cctest.gyp:*',
-        '../test/fuzzer/fuzzer.gyp:*',
-        '../test/unittests/unittests.gyp:*',
       ],
       'conditions': [
         ['component!="shared_library"', {
@@ -20,6 +16,15 @@
             '../tools/parser-shell.gyp:parser-shell',
           ],
         }],
+        # These items don't compile for Android on Mac.
+        ['host_os!="mac" or OS!="android"', {
+          'dependencies': [
+            '../samples/samples.gyp:*',
+            '../test/cctest/cctest.gyp:*',
+            '../test/fuzzer/fuzzer.gyp:*',
+            '../test/unittests/unittests.gyp:*',
+            ],
+        }],
         ['test_isolation_mode != "noop"', {
           'dependencies': [
             '../test/bot_default.gyp:*',