Remove CrApplication dependency from base

app/test_suite.h

Index: app/test_suite.h
diff --git a/app/test_suite.h b/app/test_suite.h
index 7e9076ce22034dccb225de718ac07cb847c24f14..1f05e13814039b200eabc70d839d051cf6dac76c 100644
--- a/app/test_suite.h
+++ b/app/test_suite.h
@@ -13,6 +13,7 @@
 #include "base/path_service.h"
 #if defined(OS_MACOSX)
 #include "base/mac_util.h"
+#include "base/test/mock_chrome_application_mac.h"
 #endif
 #include "base/mac/scoped_nsautorelease_pool.h"
 #include "base/test/test_suite.h"
@@ -25,6 +26,11 @@ class AppTestSuite : public base::TestSuite {
  protected:
 
   virtual void Initialize() {
+#if defined(OS_MACOSX)
+    // Some of the app unit tests try to open windows.
+    mock_cr_app::RegisterMockCrApp();
+#endif
+
     base::mac::ScopedNSAutoreleasePool autorelease_pool;
 
     TestSuite::Initialize();