Disabled pinch zooming in non-browser Aura windows.

chrome/browser/devtools/devtools_window.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/devtools/devtools_window.h"
 #include <algorithm>
 
 #include "base/command_line.h"
 #include "base/json/json_reader.h"
 #include "base/json/json_writer.h"
@@ skipping 48 matching lines @@
 #include "content/public/browser/user_metrics.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/browser/web_contents_view.h"
 #include "content/public/common/bindings_policy.h"
 #include "content/public/common/content_client.h"
 #include "content/public/common/page_transition_types.h"
 #include "content/public/common/url_constants.h"
 #include "extensions/common/extension_set.h"
 #include "grit/generated_resources.h"
+#include "third_party/WebKit/public/web/WebInputEvent.h"
 #include "ui/base/l10n/l10n_util.h"
 
 using base::DictionaryValue;
 using content::BrowserThread;
 using content::DevToolsAgentHost;
 
 
 // DevToolsConfirmInfoBarDelegate ---------------------------------------------
 
 class DevToolsConfirmInfoBarDelegate : public ConfirmInfoBarDelegate {
@@ skipping 853 matching lines @@
 
 void DevToolsWindow::WebContentsFocused(content::WebContents* contents) {
   Browser* inspected_browser = NULL;
   int inspected_tab_index = -1;
   if (is_docked_ && FindInspectedBrowserAndTabIndex(GetInspectedWebContents(),
                                                     &inspected_browser,
                                                     &inspected_tab_index))
     inspected_browser->window()->WebContentsFocused(contents);
 }
 
+bool DevToolsWindow::PreHandleGestureEvent(
+    content::WebContents* source,
+    const blink::WebGestureEvent& event) {
+  // Disable pinch zooming.
+  return event.type == blink::WebGestureEvent::GesturePinchBegin ||
+      event.type == blink::WebGestureEvent::GesturePinchUpdate ||
+      event.type == blink::WebGestureEvent::GesturePinchEnd;
+}
+
 void DevToolsWindow::DispatchOnEmbedder(const std::string& message) {
   std::string method;
   base::ListValue empty_params;
   base::ListValue* params = &empty_params;
 
   base::DictionaryValue* dict = NULL;
   scoped_ptr<base::Value> parsed_message(base::JSONReader::Read(message));
   if (!parsed_message ||
       !parsed_message->GetAsDictionary(&dict) ||
       !dict->GetString(kFrontendHostMethod, &method) ||
@@ skipping 535 matching lines @@
   if (load_state_ == kLoadCompleted)
     LoadCompleted();
 }
 
 void DevToolsWindow::LoadCompleted() {
   Show(action_on_load_);
   action_on_load_ = DevToolsToggleAction::NoOp();
   UpdateTheme();
   AddDevToolsExtensionsToClient();
 }