[hterm:crosh] Add support for terminal window resizing to terminal API

chrome/browser/extensions/api/terminal/terminal_private_api.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/extensions/api/terminal/terminal_private_api.h"
 
 #include "base/bind.h"
 #include "base/json/json_writer.h"
 #include "base/values.h"
 #include "chrome/browser/chromeos/process_proxy/process_proxy_registry.h"
@@ skipping 193 matching lines @@
 
   content::BrowserThread::PostTask(content::BrowserThread::UI, FROM_HERE,
       base::Bind(&CloseTerminalProcessFunction::RespondOnUIThread, this,
       success));
 }
 
 void CloseTerminalProcessFunction::RespondOnUIThread(bool success) {
   result_.reset(new base::FundamentalValue(success));
   SendResponse(true);
 }
+
+bool OnTerminalResizeFunction::RunTerminalFunction() {
+  if (args_->GetSize() != 3)
+    return false;
+
+  pid_t pid;
+  if (!args_->GetInteger(0, &pid))
+    return false;
+
+  int width;
+  if (!args_->GetInteger(1, &width))
+    return false;
+
+  int height;
+  if (!args_->GetInteger(2, &height))
+    return false;
+
+  // Registry lives on the FILE thread.
+  content::BrowserThread::PostTask(content::BrowserThread::FILE, FROM_HERE,
+      base::Bind(&OnTerminalResizeFunction::OnResizeOnFileThread, this, pid,
+                 width, height));
+
+  return true;
+}
+
+void OnTerminalResizeFunction::OnResizeOnFileThread(pid_t pid,
+                                                    int width, int height) {
+  bool success = ProcessProxyRegistry::Get()->OnTerminalResize(pid,
+                                                               width, height);
+
+  content::BrowserThread::PostTask(content::BrowserThread::UI, FROM_HERE,
+      base::Bind(&OnTerminalResizeFunction::RespondOnUIThread, this,
+      success));
+}
+
+void OnTerminalResizeFunction::RespondOnUIThread(bool success) {
+  result_.reset(new base::FundamentalValue(success));
+  SendResponse(true);
+}