Allow webrtc compilation with stlport

modules/audio_processing/intelligibility/intelligibility_enhancer.cc

Index: modules/audio_processing/intelligibility/intelligibility_enhancer.cc
diff --git a/modules/audio_processing/intelligibility/intelligibility_enhancer.cc b/modules/audio_processing/intelligibility/intelligibility_enhancer.cc
index 1e766875caedc519004077e4a2ebfc1f993c9262..ae5bd0950082cb415eba85fa40030b2ee9bcf87c 100644
--- a/modules/audio_processing/intelligibility/intelligibility_enhancer.cc
+++ b/modules/audio_processing/intelligibility/intelligibility_enhancer.cc
@@ -391,7 +391,7 @@ void IntelligibilityEnhancer::SolveForGainsGivenLambda(float lambda,
 
 void IntelligibilityEnhancer::FilterVariance(const float* var, float* result) {
   for (int i = 0; i < bank_size_; ++i) {
-    result[i] = DotProduct(filter_bank_[i].data(), var, freqs_);
+    result[i] = DotProduct(&(*filter_bank_[i].begin()), var, freqs_);

[jdduke (slow), 2015/07/21 21:23:13]

If freqs_ can ever be zero then I'll need to change this.

[Andrew MacDonald, 2015/07/21 22:20:12]

I think
&filter_bank_[i][0] or &filter_bank[i].front()
is a bit clearer.

I think we can safely expect freqs_ to be greater than zero. DCHECK that at the
start of this function?

[jdduke (slow), 2015/07/22 18:07:16]

Done.

   }
 }