Remove Navigation Transitions from Chromium

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 5271e4e191c55ffc62063bf46bcfbe81b10731b8..890db001493a4518f52f11d70cfb9a3b0c29aa2c 100644
--- a/content/common/frame_messages.h
+++ b/content/common/frame_messages.h
@@ -101,13 +101,6 @@ IPC_STRUCT_TRAITS_BEGIN(content::TransitionElement)
   IPC_STRUCT_TRAITS_MEMBER(rect)
 IPC_STRUCT_TRAITS_END()
 
-IPC_STRUCT_BEGIN(FrameHostMsg_AddNavigationTransitionData_Params)
-  IPC_STRUCT_MEMBER(int, render_frame_id)
-  IPC_STRUCT_MEMBER(std::string, allowed_destination_host_pattern)
-  IPC_STRUCT_MEMBER(std::string, selector)
-  IPC_STRUCT_MEMBER(std::string, markup)
-  IPC_STRUCT_MEMBER(std::vector<content::TransitionElement>, elements)
-IPC_STRUCT_END()
 
 IPC_STRUCT_BEGIN(FrameHostMsg_DidFailProvisionalLoadWithError_Params)
   // Error code as reported in the DidFailProvisionalLoad callback.
@@ -660,12 +653,8 @@ IPC_MESSAGE_ROUTED2(FrameHostMsg_RenderProcessGone,
 IPC_MESSAGE_ROUTED0(FrameHostMsg_FrameFocused)
 
 // Sent when the renderer starts a provisional load for a frame.
-// |is_transition_navigation| signals that the frame has defined transition
-// elements which can be animated by the navigation destination to provide
-// a transition effect during load.
-IPC_MESSAGE_ROUTED2(FrameHostMsg_DidStartProvisionalLoadForFrame,
-                    GURL /* url */,
-                    bool /* is_transition_navigation */)
+IPC_MESSAGE_ROUTED1(FrameHostMsg_DidStartProvisionalLoadForFrame,
+                    GURL /* url */)
 
 // Sent when the renderer fails a provisional load with an error.
 IPC_MESSAGE_ROUTED1(FrameHostMsg_DidFailProvisionalLoadWithError,
@@ -935,11 +924,6 @@ IPC_MESSAGE_ROUTED3(FrameHostMsg_TextSurroundingSelectionResponse,
                     size_t, /* startOffset */
                     size_t /* endOffset */)
 
-// Notifies the browser that the renderer has a pending navigation transition.
-// The string parameters are all UTF8.
-IPC_MESSAGE_CONTROL1(FrameHostMsg_AddNavigationTransitionData,
-                     FrameHostMsg_AddNavigationTransitionData_Params)
-
 // PlzNavigate
 // Tells the browser to perform a navigation.
 IPC_MESSAGE_ROUTED3(FrameHostMsg_BeginNavigation,