[inspector] Introduce debug::WasmScript

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

 // Copyright 2015 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.
 
 #include "src/inspector/v8-debugger-agent-impl.h"
 
 #include <algorithm>
 
 #include "src/debug/debug-interface.h"
 #include "src/inspector/injected-script.h"
@@ skipping 45 matching lines @@
 
 static const int kMaxSkipStepFrameCount = 128;
 static const char kBacktraceObjectGroup[] = "backtrace";
 static const char kDebuggerNotEnabled[] = "Debugger agent is not enabled";
 static const char kDebuggerNotPaused[] =
     "Can only perform operation while paused.";
 
 namespace {
 
 void TranslateWasmStackTraceLocations(Array<CallFrame>* stackTrace,
-                                      WasmTranslation* wasmTranslation,
-                                      int context_group_id) {
+                                      WasmTranslation* wasmTranslation) {
   for (size_t i = 0, e = stackTrace->length(); i != e; ++i) {
     protocol::Debugger::Location* location = stackTrace->get(i)->getLocation();
     String16 scriptId = location->getScriptId();
     int lineNumber = location->getLineNumber();
     int columnNumber = location->getColumnNumber(-1);
 
     if (!wasmTranslation->TranslateWasmScriptLocationToProtocolLocation(
-            &scriptId, &lineNumber, &columnNumber, context_group_id)) {
+            &scriptId, &lineNumber, &columnNumber)) {
       continue;
     }
 
     location->setScriptId(std::move(scriptId));
     location->setLineNumber(lineNumber);
     location->setColumnNumber(columnNumber);
   }
 }
 
 String16 breakpointIdSuffix(V8DebuggerAgentImpl::BreakpointSource source) {
@@ skipping 422 matching lines @@
   if (!m_skippedStepFrameCount) m_recursionLevelForStepFrame = 1;
 
   ++m_skippedStepFrameCount;
   return RequestStepFrame;
 }
 
 std::unique_ptr<protocol::Debugger::Location>
 V8DebuggerAgentImpl::resolveBreakpoint(const String16& breakpointId,
                                        const ScriptBreakpoint& breakpoint,
                                        BreakpointSource source) {
+  v8::HandleScope handles(m_isolate);
   DCHECK(enabled());
   // FIXME: remove these checks once crbug.com/520702 is resolved.
   CHECK(!breakpointId.isEmpty());
   CHECK(!breakpoint.script_id.isEmpty());
   ScriptsMap::iterator scriptIterator = m_scripts.find(breakpoint.script_id);
   if (scriptIterator == m_scripts.end()) return nullptr;
   if (breakpoint.line_number < scriptIterator->second->startLine() ||
       scriptIterator->second->endLine() < breakpoint.line_number)
     return nullptr;
 
   ScriptBreakpoint translatedBreakpoint = breakpoint;
-  if (m_scripts.count(breakpoint.script_id) == 0) {
-    m_debugger->wasmTranslation()
-        ->TranslateProtocolLocationToWasmScriptLocation(
-            &translatedBreakpoint.script_id, &translatedBreakpoint.line_number,
-            &translatedBreakpoint.column_number);
-  }
+  m_debugger->wasmTranslation()->TranslateProtocolLocationToWasmScriptLocation(
+      &translatedBreakpoint.script_id, &translatedBreakpoint.line_number,
+      &translatedBreakpoint.column_number);
 
   int actualLineNumber;
   int actualColumnNumber;
   String16 debuggerBreakpointId = m_debugger->setBreakpoint(
       translatedBreakpoint, &actualLineNumber, &actualColumnNumber);
   if (debuggerBreakpointId.isEmpty()) return nullptr;
 
   m_serverBreakpoints[debuggerBreakpointId] =
       std::make_pair(breakpointId, source);
   CHECK(!breakpointId.isEmpty());
@@ skipping 481 matching lines @@
       return Response::InternalError();
     }
   }
 
   std::unique_ptr<protocol::Value> protocolValue;
   Response response = toProtocolValue(debuggerContext, objects, &protocolValue);
   if (!response.isSuccess()) return response;
   protocol::ErrorSupport errorSupport;
   *result = Array<CallFrame>::fromValue(protocolValue.get(), &errorSupport);
   if (!*result) return Response::Error(errorSupport.errors());
-  TranslateWasmStackTraceLocations(result->get(), m_debugger->wasmTranslation(),
-                                   m_session->contextGroupId());
+  TranslateWasmStackTraceLocations(result->get(),
+                                   m_debugger->wasmTranslation());
   return Response::OK();
 }
 
 std::unique_ptr<StackTrace> V8DebuggerAgentImpl::currentAsyncStackTrace() {
   if (m_pausedContext.IsEmpty()) return nullptr;
   V8StackTraceImpl* stackTrace = m_debugger->currentAsyncCallChain();
   return stackTrace ? stackTrace->buildInspectorObjectForTail(m_debugger)
                     : nullptr;
 }
 
@@ skipping 217 matching lines @@
 
 void V8DebuggerAgentImpl::reset() {
   if (!enabled()) return;
   m_scheduledDebuggerStep = NoStep;
   m_scripts.clear();
   m_blackboxedPositions.clear();
   m_breakpointIdToDebuggerBreakpointIds.clear();
 }
 
 }  // namespace v8_inspector