[inspector] removed unused #include "include/v8-debug.h"

We don't call any of v8::Debug methods in src/inspector codebase and should use debug-interface.h instead.

BUG=none
R=dgozman@chromium.org

Review-Url: https://codereview.chromium.org/2710243002
Cr-Commit-Position: refs/heads/master@{#43398}

src/inspector/DEPS

@@ -7,8 +7,7 @@ include_rules = [
   "+src/conversions.h",
   "+src/inspector",
   "+src/tracing",
-  # TODO(dgozman): Fix includes and re-enable.
-  #"-include/v8-debug.h",
+  "-include/v8-debug.h",
   "+src/debug/debug-interface.h",
   "+src/debug/interface-types.h",
 ]

src/inspector/v8-inspector-impl.h

@@ -36,7 +36,6 @@
 #include "src/base/macros.h"
 #include "src/inspector/protocol/Protocol.h"
 
-#include "include/v8-debug.h"
 #include "include/v8-inspector.h"
 
 namespace v8_inspector {