Replace "dummy" in libartbase/, libdexfile/, compiler/.

Test: m test-art-host-gtest
Bug: 161336379
Change-Id: I5335b28b1f66cdec39500563385bda99c580454d
diff --git a/compiler/linker/output_stream_test.cc b/compiler/linker/output_stream_test.cc
index 00231b1..f1af4cb 100644
--- a/compiler/linker/output_stream_test.cc
+++ b/compiler/linker/output_stream_test.cc
@@ -103,7 +103,7 @@
 TEST_F(OutputStreamTest, BufferedFlush) {
   struct CheckingOutputStream : OutputStream {
     CheckingOutputStream()
-        : OutputStream("dummy"),
+        : OutputStream("fake-location"),
           flush_called(false) { }
     ~CheckingOutputStream() override {}
 
diff --git a/libartbase/base/hash_set.h b/libartbase/base/hash_set.h
index 585c4ce..0ce405c 100644
--- a/libartbase/base/hash_set.h
+++ b/libartbase/base/hash_set.h
@@ -417,8 +417,8 @@
 
   // Find an element, returns end() if not found.
   // Allows custom key (K) types, example of when this is useful:
-  // Set of Class* sorted by name, want to find a class with a name but can't allocate a dummy
-  // object in the heap for performance solution.
+  // Set of Class* indexed by name, want to find a class with a name but can't allocate
+  // a temporary Class object in the heap for performance solution.
   template <typename K>
   iterator find(const K& key) {
     return FindWithHash(key, hashfn_(key));
diff --git a/libartbase/base/hash_set_test.cc b/libartbase/base/hash_set_test.cc
index 9e6e6d2..b72fc81 100644
--- a/libartbase/base/hash_set_test.cc
+++ b/libartbase/base/hash_set_test.cc
@@ -357,7 +357,7 @@
 }
 
 TEST_F(HashSetTest, IteratorConversion) {
-  const char* test_string = "dummy";
+  const char* test_string = "test string";
   HashSet<std::string> hash_set;
   HashSet<std::string>::iterator it = hash_set.insert(test_string).first;
   HashSet<std::string>::const_iterator cit = it;
@@ -366,7 +366,7 @@
 }
 
 TEST_F(HashSetTest, StringSearchStringView) {
-  const char* test_string = "dummy";
+  const char* test_string = "test string";
   HashSet<std::string> hash_set;
   HashSet<std::string>::iterator insert_pos = hash_set.insert(test_string).first;
   HashSet<std::string>::iterator it = hash_set.find(std::string_view(test_string));
@@ -374,7 +374,7 @@
 }
 
 TEST_F(HashSetTest, DoubleInsert) {
-  const char* test_string = "dummy";
+  const char* test_string = "test string";
   HashSet<std::string> hash_set;
   hash_set.insert(test_string);
   hash_set.insert(test_string);
diff --git a/libartbase/base/utils_test.cc b/libartbase/base/utils_test.cc
index e24794b..f67ada2 100644
--- a/libartbase/base/utils_test.cc
+++ b/libartbase/base/utils_test.cc
@@ -112,7 +112,7 @@
   EXPECT_EQ("R (running)", GetProcessStatus("State"));
   EXPECT_EQ("<unknown>", GetProcessStatus("tate"));
   EXPECT_EQ("<unknown>", GetProcessStatus("e"));
-  EXPECT_EQ("<unknown>", GetProcessStatus("Dummy"));
+  EXPECT_EQ("<unknown>", GetProcessStatus("InvalidFieldName"));
 }
 
 }  // namespace art
diff --git a/libdexfile/dex/dex_file_verifier.cc b/libdexfile/dex/dex_file_verifier.cc
index efa87ff..72f28bc 100644
--- a/libdexfile/dex/dex_file_verifier.cc
+++ b/libdexfile/dex/dex_file_verifier.cc
@@ -1724,7 +1724,7 @@
 }
 
 bool DexFileVerifier::CheckIntraDebugInfoItem() {
-  DECODE_UNSIGNED_CHECKED_FROM(ptr_, dummy);
+  DECODE_UNSIGNED_CHECKED_FROM(ptr_, unused_line_start);
   DECODE_UNSIGNED_CHECKED_FROM(ptr_, parameters_size);
   if (UNLIKELY(parameters_size > 65536)) {
     ErrorStringPrintf("Invalid parameters_size: %x", parameters_size);
@@ -1748,11 +1748,11 @@
         return true;
       }
       case DexFile::DBG_ADVANCE_PC: {
-        DECODE_UNSIGNED_CHECKED_FROM(ptr_, advance_pc_dummy);
+        DECODE_UNSIGNED_CHECKED_FROM(ptr_, unused_advance_pc);
         break;
       }
       case DexFile::DBG_ADVANCE_LINE: {
-        DECODE_SIGNED_CHECKED_FROM(ptr_, advance_line_dummy);
+        DECODE_SIGNED_CHECKED_FROM(ptr_, unused_advance_line);
         break;
       }
       case DexFile::DBG_START_LOCAL: {
diff --git a/libdexfile/external/dex_file_ext_c_test.c b/libdexfile/external/dex_file_ext_c_test.c
index c448a16..72c8fee 100644
--- a/libdexfile/external/dex_file_ext_c_test.c
+++ b/libdexfile/external/dex_file_ext_c_test.c
@@ -27,7 +27,7 @@
 <?xml version=\"1.0\"?>\n\
 <testsuites tests=\"0\" failures=\"0\" disabled=\"0\" errors=\"0\" name=\"AllTests\">";
 
-/* Writes a dummy gtest xml report to the given path. */
+/* Writes a fake gtest xml report to the given path. */
 static int write_gtest_output_xml(char* gtest_output_path) {
   FILE* output_fd = fopen(gtest_output_path, "w");
   if (output_fd == NULL) {