Replace "dummy" with "fake" in some tests.

Test: m test-art-host-gtest
Test: testrunner.py --host --optimizing -t 004-JniTest
Bug: 161336379
Change-Id: Ifab653fbf66af8ea3bd4a35ca116c7cc91be51bd
diff --git a/compiler/jni/jni_compiler_test.cc b/compiler/jni/jni_compiler_test.cc
index 685e1e2..4d40418 100644
--- a/compiler/jni/jni_compiler_test.cc
+++ b/compiler/jni/jni_compiler_test.cc
@@ -119,12 +119,12 @@
   }
 }
 
-// Dummy values passed to our JNI handlers when we enter @CriticalNative.
+// Fake values passed to our JNI handlers when we enter @CriticalNative.
 // Normally @CriticalNative calling convention strips out the "JNIEnv*, jclass" parameters.
 // However to avoid duplicating every single test method we have a templated handler
-// that inserts dummy parameters (0,1) to make it compatible with a regular JNI handler.
-static JNIEnv* const kCriticalDummyJniEnv = reinterpret_cast<JNIEnv*>(0xDEADFEAD);
-static jclass const kCriticalDummyJniClass = reinterpret_cast<jclass>(0xBEAFBEEF);
+// that inserts fake parameters (0,1) to make it compatible with a regular JNI handler.
+static JNIEnv* const kCriticalFakeJniEnv = reinterpret_cast<JNIEnv*>(0xDEADFEAD);
+static jclass const kCriticalFakeJniClass = reinterpret_cast<jclass>(0xBEAFBEEF);
 
 // Type trait. Returns true if "T" is the same type as one of the types in Args...
 //
@@ -212,8 +212,8 @@
 struct remove_extra_parameters_helper<R(Arg1, Arg2, Args...), fn> {
   // Note: Do not use Args&& here to maintain C-style parameter types.
   static R apply(Args... args) {
-    JNIEnv* env = kCriticalDummyJniEnv;
-    jclass kls = kCriticalDummyJniClass;
+    JNIEnv* env = kCriticalFakeJniEnv;
+    jclass kls = kCriticalFakeJniClass;
     return fn(env, kls, args...);
   }
 };
@@ -502,8 +502,8 @@
                                   static_cast<jobject>(kls)));
   } else {
     // This is pretty much vacuously true but catch any testing setup mistakes.
-    EXPECT_EQ(env, kCriticalDummyJniEnv);
-    EXPECT_EQ(kls, kCriticalDummyJniClass);
+    EXPECT_EQ(env, kCriticalFakeJniEnv);
+    EXPECT_EQ(kls, kCriticalFakeJniClass);
   }
 }
 
@@ -511,7 +511,7 @@
 // that the jclass we got in the JNI handler is the same one as the class the method was looked
 // up for.
 //
-// (Checks are skipped for @CriticalNative since the two values are dummy).
+// (Checks are skipped for @CriticalNative since the two values are fake).
 #define EXPECT_JNI_ENV_AND_CLASS_FOR_CURRENT_JNI(env, kls) expectValidJniEnvAndClass(env, kls)
 
 // Temporarily disable the EXPECT_NUM_STACK_REFERENCES check (for a single test).
diff --git a/dex2oat/linker/relative_patcher_test.h b/dex2oat/linker/relative_patcher_test.h
index f34e6eb..1971e5a 100644
--- a/dex2oat/linker/relative_patcher_test.h
+++ b/dex2oat/linker/relative_patcher_test.h
@@ -145,15 +145,15 @@
 
     // Write data.
     DCHECK(output_.empty());
-    uint8_t dummy_trampoline[kTrampolineSize];
-    memset(dummy_trampoline, 0, sizeof(dummy_trampoline));
-    out_->WriteFully(dummy_trampoline, kTrampolineSize);
+    uint8_t fake_trampoline[kTrampolineSize];
+    memset(fake_trampoline, 0, sizeof(fake_trampoline));
+    out_->WriteFully(fake_trampoline, kTrampolineSize);
     offset = kTrampolineSize;
     static const uint8_t kPadding[] = {
         0u, 0u, 0u, 0u, 0u, 0u, 0u, 0u, 0u, 0u, 0u, 0u, 0u, 0u, 0u, 0u
     };
-    uint8_t dummy_header[sizeof(OatQuickMethodHeader)];
-    memset(dummy_header, 0, sizeof(dummy_header));
+    uint8_t fake_header[sizeof(OatQuickMethodHeader)];
+    memset(fake_header, 0, sizeof(fake_header));
     for (auto& compiled_method : compiled_methods_) {
       offset = patcher_->WriteThunks(out_.get(), offset);
 
@@ -162,7 +162,7 @@
       out_->WriteFully(kPadding, alignment_size);
       offset += alignment_size;
 
-      out_->WriteFully(dummy_header, sizeof(OatQuickMethodHeader));
+      out_->WriteFully(fake_header, sizeof(OatQuickMethodHeader));
       offset += sizeof(OatQuickMethodHeader);
       ArrayRef<const uint8_t> code = compiled_method->GetQuickCode();
       if (!compiled_method->GetPatches().empty()) {
diff --git a/libdexfile/dex/string_reference_test.cc b/libdexfile/dex/string_reference_test.cc
index b9cbf48..6c10f22 100644
--- a/libdexfile/dex/string_reference_test.cc
+++ b/libdexfile/dex/string_reference_test.cc
@@ -33,14 +33,14 @@
   // that it's the wrong string. Without the fix the strings would then compare equal.
   TestDexFileBuilder builder1;
   builder1.AddString("String1");
-  std::unique_ptr<const DexFile> dex_file1 = builder1.Build("dummy location 1");
+  std::unique_ptr<const DexFile> dex_file1 = builder1.Build("fake location 1");
   ASSERT_EQ(1u, dex_file1->NumStringIds());
   ASSERT_STREQ("String1", dex_file1->GetStringData(dex_file1->GetStringId(dex::StringIndex(0))));
   StringReference sr1(dex_file1.get(), dex::StringIndex(0));
 
   TestDexFileBuilder builder2;
   builder2.AddString("String2");
-  std::unique_ptr<const DexFile> dex_file2 = builder2.Build("dummy location 2");
+  std::unique_ptr<const DexFile> dex_file2 = builder2.Build("fake location 2");
   ASSERT_EQ(1u, dex_file2->NumStringIds());
   ASSERT_STREQ("String2", dex_file2->GetStringData(dex_file2->GetStringId(dex::StringIndex(0))));
   StringReference sr2(dex_file2.get(), dex::StringIndex(0));
@@ -78,7 +78,7 @@
   for (const char* s : kDexFile1Strings) {
     builder1.AddString(s);
   }
-  std::unique_ptr<const DexFile> dex_file1 = builder1.Build("dummy location 1");
+  std::unique_ptr<const DexFile> dex_file1 = builder1.Build("fake location 1");
   ASSERT_EQ(arraysize(kDexFile1Strings), dex_file1->NumStringIds());
   for (size_t index = 0; index != arraysize(kDexFile1Strings); ++index) {
     ASSERT_STREQ(kDexFile1Strings[index],
@@ -89,7 +89,7 @@
   for (const char* s : kDexFile2Strings) {
     builder2.AddString(s);
   }
-  std::unique_ptr<const DexFile> dex_file2 = builder2.Build("dummy location 1");
+  std::unique_ptr<const DexFile> dex_file2 = builder2.Build("fake location 1");
   ASSERT_EQ(arraysize(kDexFile2Strings), dex_file2->NumStringIds());
   for (size_t index = 0; index != arraysize(kDexFile2Strings); ++index) {
     ASSERT_STREQ(kDexFile2Strings[index],
diff --git a/test/004-JniTest/jni_test.cc b/test/004-JniTest/jni_test.cc
index 540e6ce..65da24e 100644
--- a/test/004-JniTest/jni_test.cc
+++ b/test/004-JniTest/jni_test.cc
@@ -801,11 +801,11 @@
 extern "C" JNIEXPORT jboolean JNICALL Java_Main_isSlowDebug(JNIEnv*, jclass) {
   // Return whether slow-debug is on. Only relevant for debug builds.
   if (kIsDebugBuild) {
-    // Register a dummy flag and get the default value it should be initialized with.
-    static bool dummy_flag = false;
-    dummy_flag = RegisterRuntimeDebugFlag(&dummy_flag);
+    // Register a fake flag and get the default value it should be initialized with.
+    static bool fake_flag = false;
+    fake_flag = RegisterRuntimeDebugFlag(&fake_flag);
 
-    return dummy_flag ? JNI_TRUE : JNI_FALSE;
+    return fake_flag ? JNI_TRUE : JNI_FALSE;
   }
   // To pass the Java-side test, just so "on" for release builds.
   return JNI_TRUE;