Create ast/ and parsing/ subdirectories and move appropriate files

BUILD.gn

Index: BUILD.gn
diff --git a/BUILD.gn b/BUILD.gn
index d86b9d19a4d255eaedec9c24e6d1432733e3bb04..92e554e21d79239958e235654f365b0bf8dee8d6 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -663,16 +663,26 @@ source_set("v8_base") {
     "src/assembler.h",
     "src/assert-scope.h",
     "src/assert-scope.cc",
-    "src/ast-expression-visitor.cc",
-    "src/ast-expression-visitor.h",
-    "src/ast-literal-reindexer.cc",
-    "src/ast-literal-reindexer.h",
-    "src/ast-numbering.cc",
-    "src/ast-numbering.h",
-    "src/ast-value-factory.cc",
-    "src/ast-value-factory.h",
-    "src/ast.cc",
-    "src/ast.h",
+    "src/ast/ast-expression-visitor.cc",
+    "src/ast/ast-expression-visitor.h",
+    "src/ast/ast-literal-reindexer.cc",
+    "src/ast/ast-literal-reindexer.h",
+    "src/ast/ast-numbering.cc",
+    "src/ast/ast-numbering.h",
+    "src/ast/ast-value-factory.cc",
+    "src/ast/ast-value-factory.h",
+    "src/ast/ast.cc",
+    "src/ast/ast.h",
+    "src/ast/modules.cc",
+    "src/ast/modules.h",
+    "src/ast/prettyprinter.cc",
+    "src/ast/prettyprinter.h",
+    "src/ast/scopeinfo.cc",
+    "src/ast/scopeinfo.h",
+    "src/ast/scopes.cc",
+    "src/ast/scopes.h",
+    "src/ast/variables.cc",
+    "src/ast/variables.h",
     "src/atomic-utils.h",
     "src/background-parsing-task.cc",
     "src/background-parsing-task.h",
@@ -990,7 +1000,6 @@ source_set("v8_base") {
     "src/elements.h",
     "src/execution.cc",
     "src/execution.h",
-    "src/expression-classifier.h",
     "src/extensions/externalize-string-extension.cc",
     "src/extensions/externalize-string-extension.h",
     "src/extensions/free-buffer-extension.cc",
@@ -1017,8 +1026,6 @@ source_set("v8_base") {
     "src/frames.h",
     "src/full-codegen/full-codegen.cc",
     "src/full-codegen/full-codegen.h",
-    "src/func-name-inferrer.cc",
-    "src/func-name-inferrer.h",
     "src/futex-emulation.cc",
     "src/futex-emulation.h",
     "src/gdb-jit.cc",
@@ -1105,7 +1112,6 @@ source_set("v8_base") {
     "src/isolate-inl.h",
     "src/isolate.cc",
     "src/isolate.h",
-    "src/json-parser.h",
     "src/json-stringifier.h",
     "src/key-accumulator.h",
     "src/key-accumulator.cc",
@@ -1124,8 +1130,6 @@ source_set("v8_base") {
     "src/macro-assembler.h",
     "src/messages.cc",
     "src/messages.h",
-    "src/modules.cc",
-    "src/modules.h",
     "src/msan.h",
     "src/objects-body-descriptors-inl.h",
     "src/objects-body-descriptors.h",
@@ -1138,20 +1142,30 @@ source_set("v8_base") {
     "src/optimizing-compile-dispatcher.h",
     "src/ostreams.cc",
     "src/ostreams.h",
-    "src/parameter-initializer-rewriter.cc",
-    "src/parameter-initializer-rewriter.h",
-    "src/parser.cc",
-    "src/parser.h",
-    "src/pattern-rewriter.cc",
+    "src/parsing/expression-classifier.h",
+    "src/parsing/func-name-inferrer.cc",
+    "src/parsing/func-name-inferrer.h",
+    "src/parsing/json-parser.h",
+    "src/parsing/parameter-initializer-rewriter.cc",
+    "src/parsing/parameter-initializer-rewriter.h",
+    "src/parsing/parser.cc",
+    "src/parsing/parser.h",
+    "src/parsing/pattern-rewriter.cc",
+    "src/parsing/preparse-data-format.h",
+    "src/parsing/preparse-data.cc",
+    "src/parsing/preparse-data.h",
+    "src/parsing/preparser.cc",
+    "src/parsing/preparser.h",
+    "src/parsing/rewriter.cc",
+    "src/parsing/rewriter.h",
+    "src/parsing/scanner-character-streams.cc",
+    "src/parsing/scanner-character-streams.h",
+    "src/parsing/scanner.cc",
+    "src/parsing/scanner.h",
+    "src/parsing/token.cc",
+    "src/parsing/token.h",
     "src/pending-compilation-error-handler.cc",
     "src/pending-compilation-error-handler.h",
-    "src/preparse-data-format.h",
-    "src/preparse-data.cc",
-    "src/preparse-data.h",
-    "src/preparser.cc",
-    "src/preparser.h",
-    "src/prettyprinter.cc",
-    "src/prettyprinter.h",
     "src/profiler/allocation-tracker.cc",
     "src/profiler/allocation-tracker.h",
     "src/profiler/circular-queue-inl.h",
@@ -1179,8 +1193,6 @@ source_set("v8_base") {
     "src/property.cc",
     "src/property.h",
     "src/prototype.h",
-    "src/rewriter.cc",
-    "src/rewriter.h",
     "src/regexp/bytecodes-irregexp.h",
     "src/regexp/interpreter-irregexp.cc",
     "src/regexp/interpreter-irregexp.h",
@@ -1236,14 +1248,6 @@ source_set("v8_base") {
     "src/runtime/runtime.h",
     "src/safepoint-table.cc",
     "src/safepoint-table.h",
-    "src/scanner-character-streams.cc",
-    "src/scanner-character-streams.h",
-    "src/scanner.cc",
-    "src/scanner.h",
-    "src/scopeinfo.cc",
-    "src/scopeinfo.h",
-    "src/scopes.cc",
-    "src/scopes.h",
     "src/signature.h",
     "src/simulator.h",
     "src/small-pointer-list.h",
@@ -1266,8 +1270,6 @@ source_set("v8_base") {
     "src/string-stream.h",
     "src/strtod.cc",
     "src/strtod.h",
-    "src/token.cc",
-    "src/token.h",
     "src/transitions-inl.h",
     "src/transitions.cc",
     "src/transitions.h",
@@ -1299,8 +1301,6 @@ source_set("v8_base") {
     "src/v8memory.h",
     "src/v8threads.cc",
     "src/v8threads.h",
-    "src/variables.cc",
-    "src/variables.h",
     "src/version.cc",
     "src/version.h",
     "src/vm-state-inl.h",