VM: Re-format to use at most one newline between functions

runtime/vm/stack_frame.cc

Index: runtime/vm/stack_frame.cc
diff --git a/runtime/vm/stack_frame.cc b/runtime/vm/stack_frame.cc
index 6bb5bd153cdcdcd2ca477c0301aa8b4eabb00c78..f0d0173fb9eec771a4e7d75ea035936f56bef781 100644
--- a/runtime/vm/stack_frame.cc
+++ b/runtime/vm/stack_frame.cc
@@ -19,7 +19,6 @@
 
 namespace dart {
 
-
 bool StackFrame::IsStubFrame() const {
   ASSERT(!(IsEntryFrame() || IsExitFrame()));
 #if !defined(HOST_OS_WINDOWS) && !defined(HOST_OS_FUCHSIA)
@@ -34,7 +33,6 @@ bool StackFrame::IsStubFrame() const {
   return cid == kNullCid || cid == kClassCid;
 }
 
-
 const char* StackFrame::ToCString() const {
   ASSERT(thread_ == Thread::Current());
   Zone* zone = Thread::Current()->zone();
@@ -61,12 +59,10 @@ const char* StackFrame::ToCString() const {
   }
 }
 
-
 void ExitFrame::VisitObjectPointers(ObjectPointerVisitor* visitor) {
   // There are no objects to visit in this frame.
 }
 
-
 void EntryFrame::VisitObjectPointers(ObjectPointerVisitor* visitor) {
   // Visit objects between SP and (FP - callee_save_area).
   ASSERT(visitor != NULL);
@@ -83,7 +79,6 @@ void EntryFrame::VisitObjectPointers(ObjectPointerVisitor* visitor) {
 #endif
 }
 
-
 void StackFrame::VisitObjectPointers(ObjectPointerVisitor* visitor) {
   ASSERT(visitor != NULL);
   // NOTE: This code runs while GC is in progress and runs within
@@ -204,7 +199,6 @@ void StackFrame::VisitObjectPointers(ObjectPointerVisitor* visitor) {
   visitor->VisitPointers(first, last);
 }
 
-
 RawFunction* StackFrame::LookupDartFunction() const {
   const Code& code = Code::Handle(LookupDartCode());
   if (!code.IsNull()) {
@@ -213,7 +207,6 @@ RawFunction* StackFrame::LookupDartFunction() const {
   return Function::null();
 }
 
-
 RawCode* StackFrame::LookupDartCode() const {
 // We add a no gc scope to ensure that the code below does not trigger
 // a GC as we are handling raw object references here. It is possible
@@ -231,7 +224,6 @@ RawCode* StackFrame::LookupDartCode() const {
   return Code::null();
 }
 
-
 RawCode* StackFrame::GetCodeObject() const {
   const uword pc_marker =
       *(reinterpret_cast<uword*>(fp() + (kPcMarkerSlotFromFp * kWordSize)));
@@ -241,7 +233,6 @@ RawCode* StackFrame::GetCodeObject() const {
   return reinterpret_cast<RawCode*>(pc_marker);
 }
 
-
 bool StackFrame::FindExceptionHandler(Thread* thread,
                                       uword* handler_pc,
                                       bool* needs_stacktrace,
@@ -291,7 +282,6 @@ bool StackFrame::FindExceptionHandler(Thread* thread,
   return false;
 }
 
-
 TokenPosition StackFrame::GetTokenPos() const {
   const Code& code = Code::Handle(LookupDartCode());
   if (code.IsNull()) {
@@ -310,7 +300,6 @@ TokenPosition StackFrame::GetTokenPos() const {
   return TokenPosition::kNoSource;
 }
 
-
 bool StackFrame::IsValid() const {
   if (IsEntryFrame() || IsExitFrame() || IsStubFrame()) {
     return true;
@@ -318,14 +307,12 @@ bool StackFrame::IsValid() const {
   return (LookupDartCode() != Code::null());
 }
 
-
 void StackFrameIterator::SetupLastExitFrameData() {
   ASSERT(thread_ != NULL);
   uword exit_marker = thread_->top_exit_frame_info();
   frames_.fp_ = exit_marker;
 }
 
-
 void StackFrameIterator::SetupNextExitFrameData() {
   uword exit_address = entry_.fp() + (kExitLinkSlotFromEntryFp * kWordSize);
   uword exit_marker = *reinterpret_cast<uword*>(exit_address);
@@ -334,7 +321,6 @@ void StackFrameIterator::SetupNextExitFrameData() {
   frames_.pc_ = 0;
 }
 
-
 // Tell MemorySanitizer that generated code initializes part of the stack.
 // TODO(koda): Limit to frames that are actually written by generated code.
 static void UnpoisonStack(uword fp) {
@@ -343,7 +329,6 @@ static void UnpoisonStack(uword fp) {
   MSAN_UNPOISON(reinterpret_cast<void*>(fp - size), 2 * size);
 }
 
-
 StackFrameIterator::StackFrameIterator(ValidationPolicy validation_policy,
                                        Thread* thread,
                                        CrossThreadPolicy cross_thread_policy)
@@ -358,7 +343,6 @@ StackFrameIterator::StackFrameIterator(ValidationPolicy validation_policy,
   SetupLastExitFrameData();  // Setup data for last exit frame.
 }
 
-
 StackFrameIterator::StackFrameIterator(uword last_fp,
                                        ValidationPolicy validation_policy,
                                        Thread* thread,
@@ -376,7 +360,6 @@ StackFrameIterator::StackFrameIterator(uword last_fp,
   frames_.pc_ = 0;
 }
 
-
 #if !defined(TARGET_ARCH_DBC)
 StackFrameIterator::StackFrameIterator(uword fp,
                                        uword sp,
@@ -398,7 +381,6 @@ StackFrameIterator::StackFrameIterator(uword fp,
 }
 #endif
 
-
 StackFrame* StackFrameIterator::NextFrame() {
   // When we are at the start of iteration after having created an
   // iterator object, current_frame_ will be NULL as we haven't seen
@@ -459,7 +441,6 @@ StackFrame* StackFrameIterator::NextFrame() {
   return current_frame_;
 }
 
-
 StackFrame* StackFrameIterator::FrameSetIterator::NextFrame(bool validate) {
   StackFrame* frame;
   ASSERT(HasNext());
@@ -474,7 +455,6 @@ StackFrame* StackFrameIterator::FrameSetIterator::NextFrame(bool validate) {
   return frame;
 }
 
-
 ExitFrame* StackFrameIterator::NextExitFrame() {
   exit_.sp_ = frames_.sp_;
   exit_.fp_ = frames_.fp_;
@@ -486,7 +466,6 @@ ExitFrame* StackFrameIterator::NextExitFrame() {
   return &exit_;
 }
 
-
 EntryFrame* StackFrameIterator::NextEntryFrame() {
   ASSERT(!frames_.HasNext());
   entry_.sp_ = frames_.sp_;
@@ -497,7 +476,6 @@ EntryFrame* StackFrameIterator::NextEntryFrame() {
   return &entry_;
 }
 
-
 InlinedFunctionsIterator::InlinedFunctionsIterator(const Code& code, uword pc)
     : index_(0),
       num_materializations_(0),
@@ -536,7 +514,6 @@ InlinedFunctionsIterator::InlinedFunctionsIterator(const Code& code, uword pc)
 #endif  // defined(DART_PRECOMPILED_RUNTIME)
 }
 
-
 void InlinedFunctionsIterator::Advance() {
   // Iterate over the deopt instructions and determine the inlined
   // functions if any and iterate over them.
@@ -565,7 +542,6 @@ void InlinedFunctionsIterator::Advance() {
 #endif  // defined(DART_PRECOMPILED_RUNTIME)
 }
 
-
 // Finds the potential offset for the current function's FP if the
 // current frame were to be deoptimized.
 intptr_t InlinedFunctionsIterator::GetDeoptFpOffset() const {
@@ -587,7 +563,6 @@ intptr_t InlinedFunctionsIterator::GetDeoptFpOffset() const {
   return 0;
 }
 
-
 #if defined(DEBUG)
 void ValidateFrames() {
   StackFrameIterator frames(StackFrameIterator::kValidateFrames,
@@ -600,5 +575,4 @@ void ValidateFrames() {
 }
 #endif
 
-
 }  // namespace dart