extensions: windows: list all windows from the current profile

This change allows extensions to get access to a broader set of
chromium windows (namely windows created by other
applications/extensions) as long as they belong to the same profile.

BUG=394341
TEST=browser_tests --gtest_filter=ExtensionTabsTest.*

Review URL: https://codereview.chromium.org/1099553002

Cr-Commit-Position: refs/heads/master@{#342016}

1 files changed, 36 insertions, 2 deletions

diff --git a/extensions/common/event_matcher.cc b/extensions/common/event_matcher.cc
index 8ae022a..0071111 100644
--- a/extensions/common/event_matcher.cc
+++ b/extensions/common/event_matcher.cc
@@ -2,12 +2,17 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#include "base/callback.h"
+
 #include "extensions/common/event_matcher.h"
 
 #include "extensions/common/event_filtering_info.h"
 
 namespace {
 const char kUrlFiltersKey[] = "url";
+const char kWindowTypesKey[] = "windowTypes";
+
+const char* const kDefaultWindowTypes[] = {"normal", "panel", "popup"};
 }
 
 namespace extensions {
@@ -29,20 +34,30 @@ bool EventMatcher::MatchNonURLCriteria(
     return event_info.instance_id() == GetInstanceID();
   }
 
+  if (event_info.has_window_type()) {
+    for (int i = 0; i < GetWindowTypeCount(); i++) {
+      std::string window_type;
+      if (GetWindowType(i, &window_type) &&
+          window_type == event_info.window_type())
+        return true;
+    }
+    return false;
+  }
+
   const std::string& service_type_filter = GetServiceTypeFilter();
   return service_type_filter.empty() ||
          service_type_filter == event_info.service_type();
 }
 
 int EventMatcher::GetURLFilterCount() const {
-  base::ListValue* url_filters = NULL;
+  base::ListValue* url_filters = nullptr;
   if (filter_->GetList(kUrlFiltersKey, &url_filters))
     return url_filters->GetSize();
   return 0;
 }
 
 bool EventMatcher::GetURLFilter(int i, base::DictionaryValue** url_filter_out) {
-  base::ListValue* url_filters = NULL;
+  base::ListValue* url_filters = nullptr;
   if (filter_->GetList(kUrlFiltersKey, &url_filters)) {
     return url_filters->GetDictionary(i, url_filter_out);
   }
@@ -65,6 +80,25 @@ int EventMatcher::GetInstanceID() const {
   return instance_id;
 }
 
+int EventMatcher::GetWindowTypeCount() const {
+  base::ListValue* window_type_filters = nullptr;
+  if (filter_->GetList(kWindowTypesKey, &window_type_filters))
+    return window_type_filters->GetSize();
+  return arraysize(kDefaultWindowTypes);
+}
+
+bool EventMatcher::GetWindowType(int i, std::string* window_type_out) const {
+  base::ListValue* window_types = nullptr;
+  if (filter_->GetList(kWindowTypesKey, &window_types)) {
+    return window_types->GetString(i, window_type_out);
+  }
+  if (i >= 0 && i < static_cast<int>(arraysize(kDefaultWindowTypes))) {
+    *window_type_out = kDefaultWindowTypes[i];
+    return true;
+  }
+  return false;
+}
+
 int EventMatcher::GetRoutingID() const {
   return routing_id_;
 }