Move renderer.js and DevToolsFiberComponentStack.js into backend/fiber

These are at the same level as backend/legacy.

This clarifies that anything outside of this folder shouldn't ideally refer
to a "Fiber".

packages/react-devtools-shared/src/backend/console.js

@@ -25,13 +25,13 @@ import {
   ANSI_STYLE_DIMMING_TEMPLATE,
   ANSI_STYLE_DIMMING_TEMPLATE_WITH_COMPONENT_STACK,
 } from 'react-devtools-shared/src/constants';
-import {getInternalReactConstants, getDispatcherRef} from './renderer';
+import {getInternalReactConstants, getDispatcherRef} from './fiber/renderer';
 import {
   getStackByFiberInDevAndProd,
   getOwnerStackByFiberInDev,
   supportsOwnerStacks,
   supportsNativeConsoleTasks,
-} from './DevToolsFiberComponentStack';
+} from './fiber/DevToolsFiberComponentStack';
 import {formatOwnerStack} from './DevToolsOwnerStack';
 import {castBool, castBrowserTheme} from '../utils';
 

packages/react-devtools-shared/src/backend/DevToolsFiberComponentStack.js → packages/react-devtools-shared/src/backend/fiber/DevToolsFiberComponentStack.js

@@ -13,7 +13,7 @@
 // (which use different values for ReactTypeOfWork).
 
 import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
-import type {CurrentDispatcherRef, WorkTagMap} from './types';
+import type {CurrentDispatcherRef, WorkTagMap} from '../types';
 
 import type {ReactComponentInfo} from 'shared/ReactTypes';
 
@@ -22,9 +22,9 @@ import {
   describeFunctionComponentFrame,
   describeClassComponentFrame,
   describeDebugInfoFrame,
-} from './DevToolsComponentStackFrame';
+} from '../DevToolsComponentStackFrame';
 
-import {formatOwnerStack} from './DevToolsOwnerStack';
+import {formatOwnerStack} from '../DevToolsOwnerStack';
 
 export function describeFiber(
   workTagMap: WorkTagMap,

packages/react-devtools-shared/src/backend/renderer.js → packages/react-devtools-shared/src/backend/fiber/renderer.js

@@ -52,7 +52,7 @@ import {
   copyWithRename,
   copyWithSet,
   getEffectDurations,
-} from './utils';
+} from '../utils';
 import {
   __DEBUG__,
   PROFILING_FLAG_BASIC_SUPPORT,
@@ -66,14 +66,14 @@ import {
   TREE_OPERATION_SET_SUBTREE_MODE,
   TREE_OPERATION_UPDATE_ERRORS_OR_WARNINGS,
   TREE_OPERATION_UPDATE_TREE_BASE_DURATION,
-} from '../constants';
+} from '../../constants';
 import {inspectHooksOfFiber} from 'react-debug-tools';
 import {
   patchConsoleUsingWindowValues,
   registerRenderer as registerRendererWithConsole,
   patchForStrictMode as patchConsoleForStrictMode,
   unpatchForStrictMode as unpatchConsoleForStrictMode,
-} from './console';
+} from '../console';
 import {
   CONCURRENT_MODE_NUMBER,
   CONCURRENT_MODE_SYMBOL_STRING,
@@ -95,14 +95,14 @@ import {
   MEMO_NUMBER,
   MEMO_SYMBOL_STRING,
   SERVER_CONTEXT_SYMBOL_STRING,
-} from './ReactSymbols';
+} from '../ReactSymbols';
 import {enableStyleXFeatures} from 'react-devtools-feature-flags';
 import is from 'shared/objectIs';
 import hasOwnProperty from 'shared/hasOwnProperty';
-import {getStyleXData} from './StyleX/utils';
-import {createProfilingHooks} from './profilingHooks';
+import {getStyleXData} from '../StyleX/utils';
+import {createProfilingHooks} from '../profilingHooks';
 
-import type {GetTimelineData, ToggleProfilingStatus} from './profilingHooks';
+import type {GetTimelineData, ToggleProfilingStatus} from '../profilingHooks';
 import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 import type {
   ChangeDescription,
@@ -122,7 +122,7 @@ import type {
   WorkTagMap,
   CurrentDispatcherRef,
   LegacyDispatcherRef,
-} from './types';
+} from '../types';
 import type {
   ComponentFilter,
   ElementType,

packages/react-devtools-shared/src/backend/index.js

@@ -9,7 +9,7 @@
 
 import Agent from './agent';
 
-import {attach} from './renderer';
+import {attach} from './fiber/renderer';
 import {attach as attachLegacy} from './legacy/renderer';
 import {hasAssignedBackend} from './utils';
 

packages/react-devtools-shared/src/backend/profilingHooks.js

@@ -35,7 +35,7 @@ import {
   REACT_TOTAL_NUM_LANES,
   SCHEDULING_PROFILER_VERSION,
 } from 'react-devtools-timeline/src/constants';
-import {describeFiber} from './DevToolsFiberComponentStack';
+import {describeFiber} from './fiber/DevToolsFiberComponentStack';
 
 // Add padding to the start/stop time of the profile.
 // This makes the UI nicer to use.