[Compiler] Ensure we enter the correct context for compiler-dispatcher jobs.

test/unittests/test-utils.h

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_UNITTESTS_TEST_UTILS_H_
 #define V8_UNITTESTS_TEST_UTILS_H_
 
 #include "include/v8.h"
 #include "src/base/macros.h"
 #include "src/base/utils/random-number-generator.h"
 #include "src/zone/accounting-allocator.h"
 #include "src/zone/zone.h"
 #include "testing/gtest-support.h"
 
 namespace v8 {
 
 class ArrayBufferAllocator;
 
 
 class TestWithIsolate : public virtual ::testing::Test {
  public:
   TestWithIsolate();
   virtual ~TestWithIsolate();
 
   Isolate* isolate() const { return isolate_; }
 
+  v8::internal::Isolate* i_isolate() const {
+    return reinterpret_cast<v8::internal::Isolate*>(isolate());
+  }
+
   static void SetUpTestCase();
   static void TearDownTestCase();
 
  private:
   static v8::ArrayBuffer::Allocator* array_buffer_allocator_;
   static Isolate* isolate_;
   Isolate::Scope isolate_scope_;
   HandleScope handle_scope_;
 
   DISALLOW_COPY_AND_ASSIGN(TestWithIsolate);
 };
 
 
 class TestWithContext : public virtual TestWithIsolate {
  public:
   TestWithContext();
   virtual ~TestWithContext();
 
   const Local<Context>& context() const { return context_; }
 
-  v8::internal::Isolate* i_isolate() const {
-    return reinterpret_cast<v8::internal::Isolate*>(isolate());
-  }
-
  private:
   Local<Context> context_;
   Context::Scope context_scope_;
 
   DISALLOW_COPY_AND_ASSIGN(TestWithContext);
 };
 
 
 namespace base {
 
@@ skipping 71 matching lines @@
   Handle<Context> native_context() const;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(TestWithNativeContext);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_UNITTESTS_TEST_UTILS_H_