Merge changes I937ac6ab,Ib94f78f7

* changes:
  Fix compiler warnings.
  Fix warnings in bitrotted module
diff --git a/media/libstagefright/codecs/aacenc/SoftAACEncoder.cpp b/media/libstagefright/codecs/aacenc/SoftAACEncoder.cpp
index 1457242..e16ea33 100644
--- a/media/libstagefright/codecs/aacenc/SoftAACEncoder.cpp
+++ b/media/libstagefright/codecs/aacenc/SoftAACEncoder.cpp
@@ -337,7 +337,7 @@
     // We call this whenever sample rate, number of channels or bitrate change
     // in reponse to setParameter calls.
 
-    ALOGV("setAudioParams: %lu Hz, %lu channels, %lu bps",
+    ALOGV("setAudioParams: %u Hz, %u channels, %u bps",
          mSampleRate, mNumChannels, mBitRate);
 
     status_t err = setAudioSpecificConfigData();
@@ -387,12 +387,12 @@
     int32_t index;
     status_t err = getSampleRateTableIndex(mSampleRate, index);
     if (err != OK) {
-        ALOGE("Unsupported sample rate (%lu Hz)", mSampleRate);
+        ALOGE("Unsupported sample rate (%u Hz)", mSampleRate);
         return err;
     }
 
     if (mNumChannels > 2 || mNumChannels <= 0) {
-        ALOGE("Unsupported number of channels(%lu)", mNumChannels);
+        ALOGE("Unsupported number of channels(%u)", mNumChannels);
         return UNKNOWN_ERROR;
     }
 
@@ -403,7 +403,7 @@
     return OK;
 }
 
-void SoftAACEncoder::onQueueFilled(OMX_U32 portIndex) {
+void SoftAACEncoder::onQueueFilled(OMX_U32 /*portIndex*/) {
     if (mSignalledError) {
         return;
     }
diff --git a/media/libstagefright/codecs/amrwbenc/SampleCode/AMRWB_E_SAMPLE.c b/media/libstagefright/codecs/amrwbenc/SampleCode/AMRWB_E_SAMPLE.c
index 0cb0097..7c094f3 100644
--- a/media/libstagefright/codecs/amrwbenc/SampleCode/AMRWB_E_SAMPLE.c
+++ b/media/libstagefright/codecs/amrwbenc/SampleCode/AMRWB_E_SAMPLE.c
@@ -90,7 +90,7 @@
 	VO_AUDIO_CODECAPI       AudioAPI;
 	VO_MEM_OPERATOR         moper;
 	VO_CODEC_INIT_USERDATA  useData;
-	VO_HANDLE               hCodec;
+	VO_HANDLE               hCodec = NULL;
 	VO_CODECBUFFER          inData;
 	VO_CODECBUFFER          outData;
 	VO_AUDIO_OUTPUTINFO     outFormat;
@@ -211,7 +211,7 @@
 			if(returnCode == 0)
 			{
 				framenum++;
-				printf(" Frames processed: %hd\r", framenum);
+				printf(" Frames processed: %d\r", framenum);
 				if(framenum == 1)
 				{
 					fwrite(OutputBuf, 1, outData.Length + size1, fdst);