Remove iOS ifdefs in src/content.

content/public/test/test_content_client_initializer.cc

Index: content/public/test/test_content_client_initializer.cc
diff --git a/content/public/test/test_content_client_initializer.cc b/content/public/test/test_content_client_initializer.cc
index e19f4d8656d87a81ac79b092f53ab1d285a79e5b..66bf033525030abe64262b6818e5c122ebca6443 100644
--- a/content/public/test/test_content_client_initializer.cc
+++ b/content/public/test/test_content_client_initializer.cc
@@ -36,11 +36,9 @@ TestContentClientInitializer::~TestContentClientInitializer() {
 }
 
 void TestContentClientInitializer::CreateTestRenderViewHosts() {
-#if !defined(OS_IOS)
   rph_factory_.reset(new MockRenderProcessHostFactory());
   test_render_view_host_factory_.reset(
       new TestRenderViewHostFactory(rph_factory_.get()));
-#endif  // OS_IOS
 }
 
 }  // namespace content