[gimp] Update Japanese translation

[Translations User D-L <translations src gnome org>]

commit c44f94f3687822c7bf48818e202f9a6075c778f5
Author: Ryuta Fujii <translation sicklylife jp>
Date:   Tue Jan 15 16:26:49 2019 +0000

    Update Japanese translation

 po/ja.po | 48 +++++++++++++-----------------------------------
 1 file changed, 13 insertions(+), 35 deletions(-)
---
diff --git a/po/ja.po b/po/ja.po
index fa61e639d5..582b4b122a 100644
--- a/po/ja.po
+++ b/po/ja.po
@@ -17,7 +17,7 @@ msgstr ""
 "Project-Id-Version: gimp master\n"
 "Report-Msgid-Bugs-To: https://gitlab.gnome.org/GNOME/gimp/issues\n";
 "POT-Creation-Date: 2019-01-10 13:53+0000\n"
-"PO-Revision-Date: 2019-01-15 01:43+0900\n"
+"PO-Revision-Date: 2019-01-16 01:24+0900\n"
 "Last-Translator: ONO Yoshio <ohtsuka yoshio gmail com>\n"
 "Language-Team: Japanese <gnome-translation gnome gr jp>\n"
 "Language: ja\n"
@@ -6352,12 +6352,9 @@ msgid "_Edit Gradient..."
 msgstr "グラデーションの編集(_E)..."
 
 #: ../app/actions/gradients-actions.c:94
-#, fuzzy
-#| msgctxt "gradients-action"
-#| msgid "Edit gradient"
 msgctxt "gradients-action"
 msgid "Edit this gradient"
-msgstr "グラデーションエディターで編集します"
+msgstr "このグラデーションを編集します"
 
 #: ../app/actions/gradients-commands.c:72
 #, c-format
@@ -11162,53 +11159,42 @@ msgstr "この設定がオンのときは、シングルウィンドウモード
 #: ../app/actions/windows-actions.c:147
 msgctxt "windows-tabs-position-action"
 msgid "_Top"
-msgstr ""
+msgstr "上(_T)"
 
 #: ../app/actions/windows-actions.c:148
-#, fuzzy
-#| msgctxt "vectors-action"
-#| msgid "Raise this path to the top"
 msgctxt "windows-tabs-position-action"
 msgid "Position the tabs on the top"
-msgstr "このパスを最前面に移動します"
+msgstr "タブを上に配置します"
 
 #: ../app/actions/windows-actions.c:152
-#, fuzzy
-#| msgctxt "layers-action"
-#| msgid "Layer to _Bottom"
 msgctxt "windows-tabs-position-action"
 msgid "_Bottom"
-msgstr "レイヤーを最背面へ(_B)"
+msgstr "下(_B)"
 
 #: ../app/actions/windows-actions.c:153
-#, fuzzy
-#| msgctxt "vectors-action"
-#| msgid "Lower this path to the bottom"
 msgctxt "windows-tabs-position-action"
 msgid "Position the tabs on the bottom"
-msgstr "このパスを最背面に移動します"
+msgstr "タブを下に配置します"
 
 #: ../app/actions/windows-actions.c:157
 msgctxt "windows-tabs-position-action"
 msgid "_Left"
-msgstr ""
+msgstr "左(_L)"
 
 #: ../app/actions/windows-actions.c:158
 msgctxt "windows-tabs-position-action"
 msgid "Position the tabs on the left"
-msgstr ""
+msgstr "タブを左に配置します"
 
 #: ../app/actions/windows-actions.c:162
-#, fuzzy
-#| msgid "H_eight:"
 msgctxt "windows-tabs-position-action"
 msgid "_Right"
-msgstr "高さ(_E):"
+msgstr "右(_R)"
 
 #: ../app/actions/windows-actions.c:163
 msgctxt "windows-tabs-position-action"
 msgid "Position the tabs on the right"
-msgstr ""
+msgstr "タブを右に配置します"
 
 #: ../app/actions/windows-commands.c:200
 msgid ""
@@ -13502,9 +13488,6 @@ msgid "Skipping unknown file '%s' in extension directory.\n"
 msgstr ""
 
 #: ../app/core/gimp-gradients.c:64
-#, fuzzy
-#| msgctxt "dash-preset"
-#| msgid "Custom"
 msgid "Custom"
 msgstr "カスタム"
 
@@ -23217,7 +23200,7 @@ msgstr "塗りつぶし"
 msgid "Bucket Fill Tool: Fill selected area with a color or pattern"
 msgstr ""
 "[塗りつぶし]\n"
-"対象範囲を色やパターンで塗りつぶします"
+"対象の範囲を色やパターンで塗りつぶします"
 
 #: ../app/tools/gimpbucketfilltool.c:164
 msgid "_Bucket Fill"
@@ -24147,11 +24130,8 @@ msgstr "アクティブなグラデーションの編集"
 
 #: ../app/tools/gimpgradientoptions.c:274
 #: ../app/tools/gimppaintoptions-gui.c:383
-#, fuzzy
-#| msgctxt "gradients-action"
-#| msgid "Edit gradient"
 msgid "Edit this gradient"
-msgstr "グラデーションエディターで編集します"
+msgstr "このグラデーションを編集します"
 
 #. the instant toggle
 #: ../app/tools/gimpgradientoptions.c:351
@@ -24167,11 +24147,9 @@ msgid ""
 msgstr ""
 
 #: ../app/tools/gimpgradienttool.c:160
-#, fuzzy
-#| msgid "Blend Tool: Fill selected area with a color gradient"
 msgid "Gradient Tool: Fill selected area with a color gradient"
 msgstr ""
-"[ブレンド]\n"
+"[グラデーション]\n"
 "対象の範囲をグラデーションで塗りつぶします"
 
 #: ../app/tools/gimpgradienttool.c:161