Avoid checking the hardware from the Construct test for better bot compatibility.

content/renderer/media/webrtc_audio_device_unittest.cc

Index: content/renderer/media/webrtc_audio_device_unittest.cc
===================================================================
--- content/renderer/media/webrtc_audio_device_unittest.cc	(revision 110074)
+++ content/renderer/media/webrtc_audio_device_unittest.cc	(working copy)
@@ -26,14 +26,37 @@
 
 class AudioUtil : public AudioUtilInterface {
  public:
+  AudioUtil() {}
+
   virtual double GetAudioHardwareSampleRate() OVERRIDE {
     return media::GetAudioHardwareSampleRate();
   }
   virtual double GetAudioInputHardwareSampleRate() OVERRIDE {
     return media::GetAudioInputHardwareSampleRate();
   }
+ private:
+  DISALLOW_COPY_AND_ASSIGN(AudioUtil);
 };
 
+class AudioUtilNoHardware : public AudioUtilInterface {
+ public:
+  AudioUtilNoHardware(double output_rate, double input_rate)
+    : output_rate_(output_rate), input_rate_(input_rate) {

[henrika (OOO until Aug 14), 2011/11/16 09:57:58]

add two more spaces?

+  }
+
+  virtual double GetAudioHardwareSampleRate() OVERRIDE {
+    return output_rate_;
+  }
+  virtual double GetAudioInputHardwareSampleRate() OVERRIDE {
+    return input_rate_;
+  }
+
+ private:
+  double output_rate_;
+  double input_rate_;
+  DISALLOW_COPY_AND_ASSIGN(AudioUtilNoHardware);
+};
+
 bool IsRunningHeadless() {
   scoped_ptr<base::Environment> env(base::Environment::Create());
   if (env->HasVar("CHROME_HEADLESS"))
@@ -46,7 +69,7 @@
 // Basic test that instantiates and initializes an instance of
 // WebRtcAudioDeviceImpl.
 TEST_F(WebRTCAudioDeviceTest, Construct) {
-  AudioUtil audio_util;
+  AudioUtilNoHardware audio_util(48000.0, 48000.0);
   set_audio_util_callback(&audio_util);
   scoped_refptr<WebRtcAudioDeviceImpl> audio_device(
       new WebRtcAudioDeviceImpl());