Remove ChromeV8Extension & most of ChromeV8Context

chrome/renderer/extensions/chrome_v8_context_set.cc

Index: chrome/renderer/extensions/chrome_v8_context_set.cc
diff --git a/chrome/renderer/extensions/chrome_v8_context_set.cc b/chrome/renderer/extensions/chrome_v8_context_set.cc
deleted file mode 100644
index 74a0a6d21e7cb47f3055b47e4a3daa81ff085a9f..0000000000000000000000000000000000000000
--- a/chrome/renderer/extensions/chrome_v8_context_set.cc
+++ /dev/null
@@ -1,138 +0,0 @@
-// 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/renderer/extensions/chrome_v8_context_set.h"
-
-#include "base/logging.h"
-#include "base/message_loop/message_loop.h"
-#include "base/tracked_objects.h"
-#include "base/values.h"
-#include "chrome/common/url_constants.h"
-#include "chrome/renderer/extensions/chrome_v8_context.h"
-#include "content/public/renderer/render_thread.h"
-#include "content/public/renderer/render_view.h"
-#include "extensions/common/constants.h"
-#include "extensions/common/extension.h"
-#include "third_party/WebKit/public/platform/WebURL.h"
-#include "third_party/WebKit/public/platform/WebURLRequest.h"
-#include "third_party/WebKit/public/web/WebDocument.h"
-#include "third_party/WebKit/public/web/WebFrame.h"
-#include "third_party/WebKit/public/web/WebView.h"
-#include "v8/include/v8.h"
-
-using content::RenderThread;
-
-namespace extensions {
-
-ChromeV8ContextSet::ChromeV8ContextSet() {
-}
-ChromeV8ContextSet::~ChromeV8ContextSet() {
-}
-
-int ChromeV8ContextSet::size() const {
-  return static_cast<int>(contexts_.size());
-}
-
-void ChromeV8ContextSet::Add(ChromeV8Context* context) {
-#if DCHECK_IS_ON
-  // It's OK to insert the same context twice, but we should only ever have
-  // one ChromeV8Context per v8::Context.
-  for (ContextSet::iterator iter = contexts_.begin(); iter != contexts_.end();
-      ++iter) {
-    ChromeV8Context* candidate = *iter;
-    if (candidate != context)
-      DCHECK(candidate->v8_context() != context->v8_context());
-  }
-#endif
-  contexts_.insert(context);
-}
-
-void ChromeV8ContextSet::Remove(ChromeV8Context* context) {
-  if (contexts_.erase(context)) {
-    context->Invalidate();
-    base::MessageLoop::current()->DeleteSoon(FROM_HERE, context);
-  }
-}
-
-ChromeV8ContextSet::ContextSet ChromeV8ContextSet::GetAll() const {
-  return contexts_;
-}
-
-ChromeV8Context* ChromeV8ContextSet::GetCurrent() const {
-  v8::Isolate* isolate = v8::Isolate::GetCurrent();
-  return isolate->InContext() ? GetByV8Context(isolate->GetCurrentContext())
-                              : NULL;
-}
-
-ChromeV8Context* ChromeV8ContextSet::GetCalling() const {
-  v8::Isolate* isolate = v8::Isolate::GetCurrent();
-  v8::Local<v8::Context> calling = isolate->GetCallingContext();
-  return calling.IsEmpty() ? NULL : GetByV8Context(calling);
-}
-
-ChromeV8Context* ChromeV8ContextSet::GetByV8Context(
-    v8::Handle<v8::Context> v8_context) const {
-  for (ContextSet::const_iterator iter = contexts_.begin();
-       iter != contexts_.end(); ++iter) {
-    if ((*iter)->v8_context() == v8_context)
-      return *iter;
-  }
-
-  return NULL;
-}
-
-void ChromeV8ContextSet::ForEach(
-    const std::string& extension_id,
-    content::RenderView* render_view,
-    const base::Callback<void(ChromeV8Context*)>& callback) const {
-  // We copy the context list, because calling into javascript may modify it
-  // out from under us.
-  ContextSet contexts = GetAll();
-
-  for (ContextSet::iterator it = contexts.begin(); it != contexts.end();
-       ++it) {
-    ChromeV8Context* context = *it;
-
-    // For the same reason as above, contexts may become invalid while we run.
-    if (!context->is_valid())
-      continue;
-
-    if (!extension_id.empty()) {
-      const Extension* extension = context->extension();
-      if (!extension || (extension_id != extension->id()))
-        continue;
-    }
-
-    content::RenderView* context_render_view = context->GetRenderView();
-    if (!context_render_view)
-      continue;
-
-    if (render_view && render_view != context_render_view)
-      continue;
-
-    callback.Run(context);
-  }
-}
-
-ChromeV8ContextSet::ContextSet ChromeV8ContextSet::OnExtensionUnloaded(
-    const std::string& extension_id) {
-  ContextSet contexts = GetAll();
-  ContextSet removed;
-
-  // Clean up contexts belonging to the unloaded extension. This is done so
-  // that content scripts (which remain injected into the page) don't continue
-  // receiving events and sending messages.
-  for (ContextSet::iterator it = contexts.begin(); it != contexts.end();
-       ++it) {
-    if ((*it)->extension() && (*it)->extension()->id() == extension_id) {
-      (*it)->DispatchOnUnloadEvent();
-      removed.insert(*it);
-      Remove(*it);
-    }
-  }
-
-  return removed;
-}
-
-}  // namespace extensions