Bug 1679313 - Adds screenshot option in frames.r=emalysz,fluent-reviewers,sfoster,flod

Differential Revision: https://phabricator.services.mozilla.com/D114885

browser/base/content/browser-context.inc

@@ -342,6 +342,10 @@
                     data-l10n-id="main-context-menu-frame-print"
                     oncommand="gContextMenu.printFrame();"/>
           <menuseparator/>
+          <menuitem id="context-take-frame-screenshot"
+                    data-l10n-id="main-context-menu-take-frame-screenshot"
+                    oncommand="gContextMenu.takeScreenshot();"/>
+          <menuseparator/>
           <menuitem id="context-viewframesource"
                     data-l10n-id="main-context-menu-frame-view-source"
                     oncommand="gContextMenu.viewFrameSource();"/>

browser/base/content/test/contextMenu/browser_contextmenu.js

@@ -679,6 +679,10 @@ add_task(async function test_iframe() {
       true,
       "---",
       null,
+      "context-take-frame-screenshot",
+      true,
+      "---",
+      null,
       "context-viewframesource",
       true,
       "context-viewframeinfo",
@@ -766,6 +770,10 @@ add_task(async function test_video_in_iframe() {
       true,
       "---",
       null,
+      "context-take-frame-screenshot",
+      true,
+      "---",
+      null,
       "context-viewframeinfo",
       true,
     ]),
@@ -845,6 +853,10 @@ add_task(async function test_video_in_iframe() {
       true,
       "---",
       null,
+      "context-take-frame-screenshot",
+      true,
+      "---",
+      null,
       "context-viewframeinfo",
       true,
     ]),
@@ -912,6 +924,10 @@ add_task(async function test_audio_in_iframe() {
       true,
       "---",
       null,
+      "context-take-frame-screenshot",
+      true,
+      "---",
+      null,
       "context-viewframeinfo",
       true,
     ]),
@@ -965,6 +981,10 @@ add_task(async function test_image_in_iframe() {
       true,
       "---",
       null,
+      "context-take-frame-screenshot",
+      true,
+      "---",
+      null,
       "context-viewframeinfo",
       true,
     ]),
@@ -1009,6 +1029,10 @@ add_task(async function test_pdf_viewer_in_iframe() {
         true,
         "---",
         null,
+        "context-take-frame-screenshot",
+        true,
+        "---",
+        null,
         "context-viewframeinfo",
         true,
       ]),
@@ -1655,6 +1679,10 @@ add_task(async function test_srcdoc() {
       true,
       "---",
       null,
+      "context-take-frame-screenshot",
+      true,
+      "---",
+      null,
       "context-viewframesource",
       true,
       "context-viewframeinfo",

browser/locales/en-US/browser/browserContext.ftl

@@ -417,6 +417,10 @@ main-context-menu-take-screenshot =
     .label = Take Screenshot
     .accesskey = T
 
+main-context-menu-take-frame-screenshot =
+    .label = Take Screenshot
+    .accesskey = o
+
 main-context-menu-view-page-source =
     .label = View Page Source
     .accesskey = V