Rename es => exceptionState in modules/

Relanding large patch incrementally, via CQ:
Rename es => exceptionState in other than bindings/
https://codereview.chromium.org/72363002/

Replacement (words in .cpp/.h files):
cd "$BLINK_DIR/Source/modules" && \
  sed -ri 's/\<es\>/exceptionState/g' \
  $(git ls-files '*.cpp' '*.h')

Don't see anything suspicious:
git grep -E '["#=-]es\>' -- '*.cpp' '*.h'
git grep -E '\/\/.*\<es\>' -- '*.cpp' '*.h'
git grep -E '\/\*.*\<es\>' -- '*.cpp' '*.h'
...all give nothing.

Respectively:
* "es" #es-foo etc.
* Line comments and URLs
* Block comments on a line
(These are the issues I identified in core/.)

Review URL: https://codereview.chromium.org/69673007

git-svn-id: svn://svn.chromium.org/blink/trunk@162087 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Reduce redundant function calls to EditorClientImpl in Editor

This patch moves following member functions in EditorClientImpl to Editor with const method qualifier to get rid of redundant function call for ease of maintenance:
- isSelectTrailingWhitespaceEnabled
- smartInsertDeleteEnabled
- supportsGlobalSelection

This patch also changes Editor::canSmartCopyOrDelete() to const member function.

BUG=n/a
TEST=n/a; no behavior changes

Review URL: https://codereview.chromium.org/73043004

git-svn-id: svn://svn.chromium.org/blink/trunk@162088 bbb929c8-8fbe-4397-9dbb-9b2b20218538