[Editing] Store |CommandSource| in |CompositeEditCommand|

third_party/WebKit/Source/web/WebLocalFrameImpl.cpp

Index: third_party/WebKit/Source/web/WebLocalFrameImpl.cpp
diff --git a/third_party/WebKit/Source/web/WebLocalFrameImpl.cpp b/third_party/WebKit/Source/web/WebLocalFrameImpl.cpp
index c120291d15c7cccaf88e0c059c0c63ff2bb5bdc8..f1890aa64f92a21d2e4a7d78c4aa03c293efaafc 100644
--- a/third_party/WebKit/Source/web/WebLocalFrameImpl.cpp
+++ b/third_party/WebKit/Source/web/WebLocalFrameImpl.cpp
@@ -112,6 +112,7 @@
 #include "core/editing/InputMethodController.h"
 #include "core/editing/PlainTextRange.h"
 #include "core/editing/TextAffinity.h"
+#include "core/editing/commands/CompositeEditCommand.h"

[Xiaocheng, 2016/12/14 05:13:15]

Besides, ideally we would like not to make anything outside editing depend on
editing/commands.

[chongz, 2016/12/15 00:53:33]

Changed |CommandSource| to be a default parameter in the second sub-patch:
"https://codereview.chromium.org/2576903002/diff/1/third_party/WebKit/Source/core/editing/Editor.h#newcode277"

 #include "core/editing/iterators/TextIterator.h"
 #include "core/editing/serializers/Serialization.h"
 #include "core/editing/spellcheck/SpellChecker.h"
@@ -952,8 +953,8 @@ void WebLocalFrameImpl::replaceSelection(const WebString& text) {
       frame()->editor().behavior().shouldSelectReplacement();
   bool smartReplace = true;
   frame()->editor().replaceSelectionWithText(
-      text, selectReplacement, smartReplace,
-      InputEvent::InputType::InsertReplacementText);
+      blink::CommandSource::MenuOrKeyBinding, text, selectReplacement,
+      smartReplace, InputEvent::InputType::InsertReplacementText);
 }
 
 void WebLocalFrameImpl::setMarkedText(const WebString& text,