Support target/host architecture with ninja iOS builds

When iOS builds support ninja and enable GYP_CROSSCOMPILE=1, ninja
will build breakpad, protoc and iossim using host arch instead
of the sub-out-ninja workaround.

[email protected]
BUG=236517

Review URL: https://chromiumcodereview.appspot.com/14597007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@199827 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/testing/gtest.gyp b/testing/gtest.gyp
index 97e5637..42cf571 100644
--- a/testing/gtest.gyp
+++ b/testing/gtest.gyp
@@ -65,7 +65,7 @@
         }],
         ['OS == "ios"', {
           'dependencies' : [
-            '<(DEPTH)/testing/iossim/iossim.gyp:iossim',
+            '<(DEPTH)/testing/iossim/iossim.gyp:iossim#host',
           ],
           'direct_dependent_settings': {
             'target_conditions': [