Move heap and CPU profilers into a dedicated directory.

src/profiler/profile-generator.h

Index: src/profiler/profile-generator.h
diff --git a/src/profile-generator.h b/src/profiler/profile-generator.h
similarity index 98%
rename from src/profile-generator.h
rename to src/profiler/profile-generator.h
index 73d022559a1ce7f8165ed96cac86d48ae81d9375..ce58d70ae9c656471fb53599053a7346df8c97be 100644
--- a/src/profile-generator.h
+++ b/src/profiler/profile-generator.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef V8_PROFILE_GENERATOR_H_
-#define V8_PROFILE_GENERATOR_H_
+#ifndef V8_PROFILER_PROFILE_GENERATOR_H_
+#define V8_PROFILER_PROFILE_GENERATOR_H_
 
 #include <map>
 #include "include/v8-profiler.h"
@@ -385,4 +385,4 @@ class ProfileGenerator {
 
 } }  // namespace v8::internal
 
-#endif  // V8_PROFILE_GENERATOR_H_
+#endif  // V8_PROFILER_PROFILE_GENERATOR_H_