Ensures that modules_unittests runs on iOS

webrtc/modules/audio_processing/transient/wpd_tree_unittest.cc

Index: webrtc/modules/audio_processing/transient/wpd_tree_unittest.cc
diff --git a/webrtc/modules/audio_processing/transient/wpd_tree_unittest.cc b/webrtc/modules/audio_processing/transient/wpd_tree_unittest.cc
index dd5b5c810d85cb80d6b01576be23906036a8d56e..f242f93ff970f63e7977611053b35cab8a4b790d 100644
--- a/webrtc/modules/audio_processing/transient/wpd_tree_unittest.cc
+++ b/webrtc/modules/audio_processing/transient/wpd_tree_unittest.cc
@@ -19,6 +19,7 @@
 #include "webrtc/modules/audio_processing/transient/file_utils.h"
 #include "webrtc/system_wrappers/interface/file_wrapper.h"
 #include "webrtc/test/testsupport/fileutils.h"
+#include "webrtc/test/testsupport/gtest_disable.h"
 
 namespace webrtc {
 
@@ -68,7 +69,7 @@ TEST(WPDTreeTest, Construction) {
 // It also writes the results in its own set of files in the out directory.
 // Matlab and output files contain all the results in double precision (Little
 // endian) appended.
-TEST(WPDTreeTest, CorrectnessBasedOnMatlabFiles) {
+TEST(WPDTreeTest, DISABLED_ON_IOS(CorrectnessBasedOnMatlabFiles)) {
   // 10 ms at 16000 Hz.
   const size_t kTestBufferSize = 160;
   const int kLevels = 3;