remove remaining uses of default isolate in tests

test/cctest/test-debug.cc

Index: test/cctest/test-debug.cc
diff --git a/test/cctest/test-debug.cc b/test/cctest/test-debug.cc
index 66ff3838a3b0166e2f56f31d93a3acd7b3bf77b7..39210596b429012898e55b1650f008c76fa92b66 100644
--- a/test/cctest/test-debug.cc
+++ b/test/cctest/test-debug.cc
@@ -5142,7 +5142,7 @@ void V8Thread::Run() {
       "\n"
       "foo();\n";
 
-  v8::V8::Initialize();
+  v8::Isolate::Scope isolate_scope(CcTest::isolate());
   DebugLocalContext env;
   v8::HandleScope scope(env->GetIsolate());
   v8::Debug::SetMessageHandler2(&ThreadedMessageHandler);
@@ -5179,7 +5179,7 @@ void DebuggerThread::Run() {
 }
 
 
-UNINITIALIZED_TEST(ThreadedDebugging) {
+TEST(ThreadedDebugging) {
   DebuggerThread debugger_thread;
   V8Thread v8_thread;
 
@@ -5258,9 +5258,10 @@ void BreakpointsV8Thread::Run() {
   const char* source_2 = "cat(17);\n"
     "cat(19);\n";
 
-  v8::V8::Initialize();
+  v8::Isolate* isolate = CcTest::isolate();
+  v8::Isolate::Scope isolate_scope(isolate);
   DebugLocalContext env;
-  v8::HandleScope scope(env->GetIsolate());
+  v8::HandleScope scope(isolate);
   v8::Debug::SetMessageHandler2(&BreakpointsMessageHandler);
 
   CompileRun(source_1);
@@ -5333,6 +5334,7 @@ void BreakpointsDebuggerThread::Run() {
 
 
   v8::Isolate* isolate = CcTest::isolate();
+  v8::Isolate::Scope isolate_scope(isolate);
   // v8 thread initializes, runs source_1
   breakpoints_barriers->barrier_1.Wait();
   // 1:Set breakpoint in cat() (will get id 1).
@@ -5403,12 +5405,12 @@ void TestRecursiveBreakpointsGeneric(bool global_evaluate) {
 }
 
 
-UNINITIALIZED_TEST(RecursiveBreakpoints) {
+TEST(RecursiveBreakpoints) {
   TestRecursiveBreakpointsGeneric(false);
 }
 
 
-UNINITIALIZED_TEST(RecursiveBreakpointsGlobal) {
+TEST(RecursiveBreakpointsGlobal) {
   TestRecursiveBreakpointsGeneric(true);
 }
 
@@ -5789,7 +5791,7 @@ void HostDispatchV8Thread::Run() {
     "\n";
   const char* source_2 = "cat(17);\n";
 
-  v8::V8::Initialize();
+  v8::Isolate::Scope isolate_scope(CcTest::isolate());
   DebugLocalContext env;
   v8::HandleScope scope(env->GetIsolate());
 
@@ -5832,7 +5834,7 @@ void HostDispatchDebuggerThread::Run() {
 }
 
 
-UNINITIALIZED_TEST(DebuggerHostDispatch) {
+TEST(DebuggerHostDispatch) {
   HostDispatchDebuggerThread host_dispatch_debugger_thread;
   HostDispatchV8Thread host_dispatch_v8_thread;
   i::FLAG_debugger_auto_break = true;
@@ -5877,7 +5879,7 @@ static void DebugMessageHandler() {
 
 
 void DebugMessageDispatchV8Thread::Run() {
-  v8::V8::Initialize();
+  v8::Isolate::Scope isolate_scope(CcTest::isolate());
   DebugLocalContext env;
   v8::HandleScope scope(env->GetIsolate());
 
@@ -5898,7 +5900,7 @@ void DebugMessageDispatchDebuggerThread::Run() {
 }
 
 
-UNINITIALIZED_TEST(DebuggerDebugMessageDispatch) {
+TEST(DebuggerDebugMessageDispatch) {
   DebugMessageDispatchDebuggerThread debug_message_dispatch_debugger_thread;
   DebugMessageDispatchV8Thread debug_message_dispatch_v8_thread;
 
@@ -6363,13 +6365,13 @@ static void DebugEventDebugBreak(
 
     // Keep forcing breaks.
     if (break_point_hit_count < 20) {
-      v8::Debug::DebugBreak();
+      v8::Debug::DebugBreak(CcTest::isolate());
     }
   }
 }
 
 
-UNINITIALIZED_TEST(RegExpDebugBreak) {
+TEST(RegExpDebugBreak) {
   // This test only applies to native regexps.
   DebugLocalContext env;
   v8::HandleScope scope(env->GetIsolate());
@@ -6805,7 +6807,7 @@ static void BreakMessageHandler(const v8::Debug::Message& message) {
 
 // Test that if DebugBreak is forced it is ignored when code from
 // debug-delay.js is executed.
-UNINITIALIZED_TEST(NoDebugBreakInAfterCompileMessageHandler) {
+TEST(NoDebugBreakInAfterCompileMessageHandler) {
   DebugLocalContext env;
   v8::HandleScope scope(env->GetIsolate());
 
@@ -6813,7 +6815,7 @@ UNINITIALIZED_TEST(NoDebugBreakInAfterCompileMessageHandler) {
   v8::Debug::SetMessageHandler2(BreakMessageHandler);
 
   // Set the debug break flag.
-  v8::Debug::DebugBreak();
+  v8::Debug::DebugBreak(env->GetIsolate());
 
   // Create a function for testing stepping.
   const char* src = "function f() { eval('var x = 10;'); } ";