[inspector] do not translate offset to line/column for coverage.

src/inspector/v8-profiler-agent-impl.cc

Index: src/inspector/v8-profiler-agent-impl.cc
diff --git a/src/inspector/v8-profiler-agent-impl.cc b/src/inspector/v8-profiler-agent-impl.cc
index 5f5f815538169f061dbc45ef5fd08d15a94935c4..d57d37adebec8ffe0b6ebd666ba34d65f547f749 100644
--- a/src/inspector/v8-profiler-agent-impl.cc
+++ b/src/inspector/v8-profiler-agent-impl.cc
@@ -307,15 +307,7 @@ Response takeCoverage(
           ranges = protocol::Array<protocol::Profiler::CoverageRange>::create();
       // At this point we only have per-function coverage data, so there is
       // only one range per function.
-      v8::debug::Location start =
-          script->GetSourceLocation(function_data.StartOffset());
-      v8::debug::Location end =
-          script->GetSourceLocation(function_data.EndOffset());
       ranges->addItem(protocol::Profiler::CoverageRange::create()
-                          .setStartLineNumber(start.GetLineNumber())
-                          .setStartColumnNumber(start.GetColumnNumber())
-                          .setEndLineNumber(end.GetLineNumber())
-                          .setEndColumnNumber(end.GetColumnNumber())
                           .setStartOffset(function_data.StartOffset())
                           .setEndOffset(function_data.EndOffset())
                           .setCount(function_data.Count())