Allow browser process to request selection of word around caret

content/renderer/render_view_impl.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 "content/renderer/render_view_impl.h"
 
 #include <algorithm>
 #include <cmath>
 
 #include "base/auto_reset.h"
@@ skipping 1116 matching lines @@
     // TODO(viettrungluu): Move to a separate message filter.
     IPC_MESSAGE_HANDLER(ViewMsg_SetHistoryLengthAndPrune,
                         OnSetHistoryLengthAndPrune)
     IPC_MESSAGE_HANDLER(ViewMsg_EnableViewSourceMode, OnEnableViewSourceMode)
     IPC_MESSAGE_HANDLER(ViewMsg_SetAccessibilityMode, OnSetAccessibilityMode)
     IPC_MESSAGE_HANDLER(ViewMsg_DisownOpener, OnDisownOpener)
     IPC_MESSAGE_HANDLER(ViewMsg_ReleaseDisambiguationPopupBitmap,
                         OnReleaseDisambiguationPopupBitmap)
     IPC_MESSAGE_HANDLER(ViewMsg_WindowSnapshotCompleted,
                         OnWindowSnapshotCompleted)
+    IPC_MESSAGE_HANDLER(ViewMsg_SelectWordAroundCaret, OnSelectWordAroundCaret)
 #if defined(OS_ANDROID)
     IPC_MESSAGE_HANDLER(InputMsg_ActivateNearestFindResult,
                         OnActivateNearestFindResult)
     IPC_MESSAGE_HANDLER(ViewMsg_FindMatchRects, OnFindMatchRects)
     IPC_MESSAGE_HANDLER(ViewMsg_SelectPopupMenuItems, OnSelectPopupMenuItems)
     IPC_MESSAGE_HANDLER(ViewMsg_UpdateTopControlsState,
                         OnUpdateTopControlsState)
     IPC_MESSAGE_HANDLER(ViewMsg_PauseVideo, OnPauseVideo)
     IPC_MESSAGE_HANDLER(ViewMsg_ExtractSmartClipData, OnExtractSmartClipData)
 #elif defined(OS_MACOSX)
@@ skipping 13 matching lines @@
 
   if (!msg_is_ok) {
     // The message had a handler, but its deserialization failed.
     // Kill the renderer to avoid potential spoofing attacks.
     CHECK(false) << "Unable to deserialize message in RenderViewImpl.";
   }
 
   return handled;
 }
 
+void RenderViewImpl::OnSelectWordAroundCaret() {
+  if (!webview())
+    return;
+
+  handling_input_event_ = true;
+  webview()->focusedFrame()->selectWordAroundCaret();
+  handling_input_event_ = false;
+}
+
 void RenderViewImpl::OnNavigate(const FrameMsg_Navigate_Params& params) {
   FOR_EACH_OBSERVER(RenderViewObserver, observers_, Navigate(params.url));
 }
 
 bool RenderViewImpl::IsBackForwardToStaleEntry(
     const FrameMsg_Navigate_Params& params,
     bool is_reload) {
   // Make sure this isn't a back/forward to an entry we have already cropped
   // or replaced from our history, before the browser knew about it.  If so,
   // a new navigation has committed in the mean time, and we can ignore this.
@@ skipping 2968 matching lines @@
     std::vector<gfx::Size> sizes;
     ConvertToFaviconSizes(icon_urls[i].sizes(), &sizes);
     if (!url.isEmpty())
       urls.push_back(
           FaviconURL(url, ToFaviconType(icon_urls[i].iconType()), sizes));
   }
   SendUpdateFaviconURL(urls);
 }
 
 }  // namespace content