[heap] No leakage of incremental-marking.h outside of heap.

src/api.cc

Index: src/api.cc
diff --git a/src/api.cc b/src/api.cc
index d6727fab4b1ba1f0645601546bc6331f9b686c3d..c89a001e0740b4f62b934d8179da89b9d330861b 100644
--- a/src/api.cc
+++ b/src/api.cc
@@ -6818,32 +6818,11 @@ Local<Integer> v8::Integer::NewFromUnsigned(Isolate* isolate, uint32_t value) {
 }
 
 
-void Isolate::CollectAllGarbage(const char* gc_reason) {
+void Isolate::ReportExternalAllocationLimitReached() {
   i::Heap* heap = reinterpret_cast<i::Isolate*>(this)->heap();
   DCHECK_EQ(heap->gc_state(), i::Heap::NOT_IN_GC);
-  if (heap->incremental_marking()->IsStopped()) {
-    if (heap->incremental_marking()->CanBeActivated()) {
-      heap->StartIncrementalMarking(
-          i::Heap::kNoGCFlags,
-          kGCCallbackFlagSynchronousPhantomCallbackProcessing, gc_reason);
-    } else {
-      heap->CollectAllGarbage(
-          i::Heap::kNoGCFlags, gc_reason,
-          kGCCallbackFlagSynchronousPhantomCallbackProcessing);
-    }
-  } else {
-    // Incremental marking is turned on an has already been started.
-
-    // TODO(mlippautz): Compute the time slice for incremental marking based on
-    // memory pressure.
-    double deadline = heap->MonotonicallyIncreasingTimeInMs() +
-                      i::FLAG_external_allocation_limit_incremental_time;
-    heap->AdvanceIncrementalMarking(
-        0, deadline, i::IncrementalMarking::StepActions(
-                         i::IncrementalMarking::GC_VIA_STACK_GUARD,
-                         i::IncrementalMarking::FORCE_MARKING,
-                         i::IncrementalMarking::FORCE_COMPLETION));
-  }
+  heap->ReportExternalMemoryPressure(
+      "external memory allocation limit reached.");
 }