Port folder renaming changes from AOM

Manually cherry-picked commits:
ceef058 libvpx->libaom part2
3d26d91 libvpx -> libaom
cfea7dd vp10/ -> av1/
3a8eff7 Fix a build issue for a test
bf4202e Rename vpx to aom

Change-Id: I1b0eb5a40796e3aaf41c58984b4229a439a597dc
diff --git a/test/aq_segment_test.cc b/test/aq_segment_test.cc
index 396a4fa..bd4e51e 100644
--- a/test/aq_segment_test.cc
+++ b/test/aq_segment_test.cc
@@ -16,8 +16,8 @@
 namespace {
 
 class AqSegmentTest
-    : public ::libvpx_test::EncoderTest,
-      public ::libvpx_test::CodecTestWith2Params<libvpx_test::TestMode, int> {
+    : public ::libaom_test::EncoderTest,
+      public ::libaom_test::CodecTestWith2Params<libaom_test::TestMode, int> {
  protected:
   AqSegmentTest() : EncoderTest(GET_PARAM(0)) {}
   virtual ~AqSegmentTest() {}
@@ -29,8 +29,8 @@
     aq_mode_ = 0;
   }
 
-  virtual void PreEncodeFrameHook(::libvpx_test::VideoSource *video,
-                                  ::libvpx_test::Encoder *encoder) {
+  virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video,
+                                  ::libaom_test::Encoder *encoder) {
     if (video->frame() == 1) {
       encoder->Control(VP8E_SET_CPUUSED, set_cpu_used_);
       encoder->Control(VP9E_SET_AQ_MODE, aq_mode_);
@@ -49,7 +49,7 @@
     cfg_.rc_buf_optimal_sz = 500;
     cfg_.rc_buf_sz = 1000;
     cfg_.rc_target_bitrate = 300;
-    ::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352,
+    ::libaom_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352,
                                          288, 30, 1, 0, 15);
     ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
   }
@@ -79,11 +79,11 @@
 TEST_P(AqSegmentTestLarge, TestNoMisMatchAQ3) { DoTest(3); }
 
 VP10_INSTANTIATE_TEST_CASE(AqSegmentTest,
-                           ::testing::Values(::libvpx_test::kRealTime,
-                                             ::libvpx_test::kOnePassGood),
+                           ::testing::Values(::libaom_test::kRealTime,
+                                             ::libaom_test::kOnePassGood),
                            ::testing::Range(5, 9));
 VP10_INSTANTIATE_TEST_CASE(AqSegmentTestLarge,
-                           ::testing::Values(::libvpx_test::kRealTime,
-                                             ::libvpx_test::kOnePassGood),
+                           ::testing::Values(::libaom_test::kRealTime,
+                                             ::libaom_test::kOnePassGood),
                            ::testing::Range(3, 5));
 }  // namespace