Remove the 'getProcessMemoryInfo' API

* Underlying APIs have been removed in Chromium
  * https://chromium-review.googlesource.com/c/chromium/src/+/969089
  * https://chromium-review.googlesource.com/c/chromium/src/+/953723
  * https://bugs.chromium.org/p/chromium/issues/detail?id=819289
* https://github.com/electron/electron/projects/11#card-11509601

atom/common/api/atom_bindings.cc

@@ -55,7 +55,6 @@ void AtomBindings::BindTo(v8::Isolate* isolate, v8::Local<v8::Object> process) {
   dict.SetMethod("hang", &Hang);
   dict.SetMethod("log", &Log);
   dict.SetMethod("getHeapStatistics", &GetHeapStatistics);
-  dict.SetMethod("getProcessMemoryInfo", &GetProcessMemoryInfo);
   dict.SetMethod("getCreationTime", &GetCreationTime);
   dict.SetMethod("getSystemMemoryInfo", &GetSystemMemoryInfo);
   dict.SetMethod("getCPUUsage", base::Bind(&AtomBindings::GetCPUUsage,
@@ -159,26 +158,6 @@ v8::Local<v8::Value> AtomBindings::GetHeapStatistics(v8::Isolate* isolate) {
   return dict.GetHandle();
 }
 
-// static
-v8::Local<v8::Value> AtomBindings::GetProcessMemoryInfo(v8::Isolate* isolate) {
-  auto metrics = base::ProcessMetrics::CreateCurrentProcessMetrics();
-
-  mate::Dictionary dict = mate::Dictionary::CreateEmpty(isolate);
-  dict.SetHidden("simple", true);
-  dict.Set("workingSetSize",
-           static_cast<double>(metrics->GetWorkingSetSize() >> 10));
-  dict.Set("peakWorkingSetSize",
-           static_cast<double>(metrics->GetPeakWorkingSetSize() >> 10));
-
-  size_t private_bytes, shared_bytes;
-  if (metrics->GetMemoryBytes(&private_bytes, &shared_bytes)) {
-    dict.Set("privateBytes", static_cast<double>(private_bytes >> 10));
-    dict.Set("sharedBytes", static_cast<double>(shared_bytes >> 10));
-  }
-
-  return dict.GetHandle();
-}
-
 // static
 v8::Local<v8::Value> AtomBindings::GetCreationTime(v8::Isolate* isolate) {
   auto timeValue = base::CurrentProcessInfo::CreationTime();

atom/common/api/atom_bindings.h

@@ -36,7 +36,6 @@ class AtomBindings {
   static void Crash();
   static void Hang();
   static v8::Local<v8::Value> GetHeapStatistics(v8::Isolate* isolate);
-  static v8::Local<v8::Value> GetProcessMemoryInfo(v8::Isolate* isolate);
   static v8::Local<v8::Value> GetCreationTime(v8::Isolate* isolate);
   static v8::Local<v8::Value> GetSystemMemoryInfo(v8::Isolate* isolate,
                                                   mate::Arguments* args);

atom/renderer/atom_sandboxed_renderer_client.cc

@@ -153,7 +153,6 @@ void AtomSandboxedRendererClient::InitializeBindings(
   b.SetMethod("getPid", &base::GetCurrentProcId);
   b.SetMethod("getResourcesPath", &NodeBindings::GetHelperResourcesPath);
   b.SetMethod("getHeapStatistics", &AtomBindings::GetHeapStatistics);
-  b.SetMethod("getProcessMemoryInfo", &AtomBindings::GetProcessMemoryInfo);
   b.SetMethod("getSystemMemoryInfo", &AtomBindings::GetSystemMemoryInfo);
   b.SetMethod("getCPUUsage", base::Bind(&AtomBindings::GetCPUUsage,
                                         base::Unretained(metrics_.get())));

docs/api/breaking-changes.md

@@ -135,8 +135,6 @@ nativeImage.createFromBuffer(buffer, {
 ```js
 // Deprecated
 const info = process.getProcessMemoryInfo()
-const privateBytes = info.privateBytes // deprecated property
-const sharedBytes = info.sharedBytes // deprecated property
 ```
 
 ## `screen`

docs/api/process.md

@@ -14,7 +14,6 @@ In sandboxed renderers the `process` object contains only a subset of the APIs:
 - `crash()`
 - `hang()`
 - `getHeapStatistics()`
-- `getProcessMemoryInfo()`
 - `getSystemMemoryInfo()`
 - `getCPUUsage()`
 - `getIOCounters()`
@@ -156,22 +155,6 @@ Returns `Object`:
 
 Returns an object with V8 heap statistics. Note that all statistics are reported in Kilobytes.
 
-### `process.getProcessMemoryInfo()`
-
-Returns `Object`:
-
-* `workingSetSize` Integer - The amount of memory currently pinned to actual physical
-  RAM.
-* `peakWorkingSetSize` Integer - The maximum amount of memory that has ever been pinned
-  to actual physical RAM.
-* `privateBytes` Integer - The amount of memory not shared by other processes, such as
-  JS heap or HTML content.
-* `sharedBytes` Integer - The amount of memory shared between processes, typically
-  memory consumed by the Electron code itself.
-
-Returns an object giving memory usage statistics about the current process. Note
-that all statistics are reported in Kilobytes.
-
 ### `process.getSystemMemoryInfo()`
 
 Returns `Object`:

lib/sandboxed_renderer/init.js

@@ -49,7 +49,6 @@ const preloadProcess = new events.EventEmitter()
 preloadProcess.crash = () => binding.crash()
 preloadProcess.hang = () => binding.hang()
 preloadProcess.getHeapStatistics = () => binding.getHeapStatistics()
-preloadProcess.getProcessMemoryInfo = () => binding.getProcessMemoryInfo()
 preloadProcess.getSystemMemoryInfo = () => binding.getSystemMemoryInfo()
 preloadProcess.getCPUUsage = () => binding.getCPUUsage()
 preloadProcess.getIOCounters = () => binding.getIOCounters()

spec/api-browser-window-spec.js

@@ -1627,7 +1627,8 @@ describe('BrowserWindow module', () => {
         w.loadFile(path.join(fixtures, 'pages', 'window-open.html'))
       })
 
-      it('releases memory after popup is closed', (done) => {
+      // TODO(alexeykuzmin): `GetProcessMemoryInfo()` is not available starting Ch67.
+      xit('releases memory after popup is closed', (done) => {
         w.destroy()
         w = new BrowserWindow({
           show: false,

spec/api-process-spec.js

@@ -34,15 +34,16 @@ describe('process module', () => {
     })
   })
 
-  describe('process.getProcessMemoryInfo()', () => {
+  // FIXME: Chromium 67 - getProcessMemoryInfo has been removed
-    it('returns process memory info object', () => {
+  // describe('process.getProcessMemoryInfo()', () => {
-      const processMemoryInfo = process.getProcessMemoryInfo()
+  //   it('returns process memory info object', () => {
-      expect(processMemoryInfo.peakWorkingSetSize).to.be.a('number')
+  //     const processMemoryInfo = process.getProcessMemoryInfo()
-      expect(processMemoryInfo.privateBytes).to.be.a('number')
+  //     expect(processMemoryInfo.peakWorkingSetSize).to.be.a('number')
-      expect(processMemoryInfo.sharedBytes).to.be.a('number')
+  //     expect(processMemoryInfo.privateBytes).to.be.a('number')
-      expect(processMemoryInfo.workingSetSize).to.be.a('number')
+  //     expect(processMemoryInfo.sharedBytes).to.be.a('number')
-    })
+  //     expect(processMemoryInfo.workingSetSize).to.be.a('number')
-  })
+  //   })
+  // })
 
   describe('process.getSystemMemoryInfo()', () => {
     it('returns system memory info object', () => {

spec/fixtures/api/sandbox.html

@@ -35,20 +35,21 @@
         await invokeGc()
         ipcRenderer.send('answer', new Hello().say())
       },
-      'allocate-memory': async () => {
+      // FIXME: Chromium 67 - getProcessMemoryInfo has been removed
-        await invokeGc()
+      // 'allocate-memory': async () => {
-        const {privateBytes: bytesBeforeOpen} = process.getProcessMemoryInfo()
+      //   await invokeGc()
-        let w = open('./allocate-memory.html')
+      //   const {privateBytes: bytesBeforeOpen} = process.getProcessMemoryInfo()
-        await invokeGc()
+      //   let w = open('./allocate-memory.html')
-        const {privateBytes: bytesAfterOpen} = process.getProcessMemoryInfo()
+      //   await invokeGc()
-        w.close()
+      //   const {privateBytes: bytesAfterOpen} = process.getProcessMemoryInfo()
-        w = null
+      //   w.close()
-        await invokeGc()
+      //   w = null
-        const {privateBytes: bytesAfterClose} = process.getProcessMemoryInfo()
+      //   await invokeGc()
-        ipcRenderer.send('answer', {
+      //   const {privateBytes: bytesAfterClose} = process.getProcessMemoryInfo()
-          bytesBeforeOpen, bytesAfterOpen, bytesAfterClose
+      //   ipcRenderer.send('answer', {
-        })
+      //     bytesBeforeOpen, bytesAfterOpen, bytesAfterClose
-      },
+      //   })
+      // },
       'window-events': () => {
         document.title = 'changed'
       },