Refactor Samsung SmartClip implementation.

content/common/frame_messages.h

Index: content/common/frame_messages.h
diff --git a/content/common/frame_messages.h b/content/common/frame_messages.h
index 872b38ca9f664c792dca42ababbd5c3d98f889a0..2eea1d145a58b6a5142893199ca0573bac9c406c 100644
--- a/content/common/frame_messages.h
+++ b/content/common/frame_messages.h
@@ -743,6 +743,12 @@ IPC_MESSAGE_ROUTED0(FrameMsg_DeleteProxy)
 IPC_MESSAGE_ROUTED1(FrameMsg_TextSurroundingSelectionRequest,
                     uint32_t /* max_length */)
 
+// Extracts the data at the given rect, returning it through the
+// SmartClipDataExtracted IPC.
+IPC_MESSAGE_ROUTED2(FrameMsg_ExtractSmartClipData,
+                    uint32_t /* id */,
+                    gfx::Rect /* rect */)
+
 // Requests information about currently focused text input element from the
 // renderer.
 IPC_MESSAGE_ROUTED1(FrameMsg_FocusedFormFieldDataRequest, int /* request_id */)
@@ -1443,6 +1449,12 @@ IPC_MESSAGE_ROUTED2(FrameHostMsg_BeginNavigation,
 // The message is delivered using RenderWidget::QueueMessage.
 IPC_MESSAGE_ROUTED1(FrameHostMsg_VisualStateResponse, uint64_t /* id */)
 
+// Reply to the ExtractSmartClipData message.
+IPC_MESSAGE_ROUTED3(FrameHostMsg_SmartClipDataExtracted,
+                    uint32_t /* id */,
+                    base::string16 /* text */,
+                    base::string16 /* html */)
+
 // Puts the browser into "tab fullscreen" mode for the sending renderer.
 // See the comment in chrome/browser/ui/browser.h for more details.
 IPC_MESSAGE_ROUTED1(FrameHostMsg_ToggleFullscreen, bool /* enter_fullscreen */)