Added "Exit full screen" to context menu.

chrome/browser/ui/views/renderer_context_menu/render_view_context_menu_views.cc

Index: chrome/browser/ui/views/renderer_context_menu/render_view_context_menu_views.cc
diff --git a/chrome/browser/ui/views/renderer_context_menu/render_view_context_menu_views.cc b/chrome/browser/ui/views/renderer_context_menu/render_view_context_menu_views.cc
index 8808ff31e57234d6580db97dee4e586a04ebb9d4..b2888bf7b7f0ab6963b84d104bda04c24d5d34c8 100644
--- a/chrome/browser/ui/views/renderer_context_menu/render_view_context_menu_views.cc
+++ b/chrome/browser/ui/views/renderer_context_menu/render_view_context_menu_views.cc
@@ -10,6 +10,8 @@
 #include "base/logging.h"
 #include "base/strings/string16.h"
 #include "chrome/app/chrome_command_ids.h"
+#include "chrome/browser/ui/browser_finder.h"
+#include "chrome/browser/ui/views/frame/browser_view.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/grit/generated_resources.h"
 #include "components/renderer_context_menu/views/toolkit_delegate_views.h"
@@ -129,6 +131,20 @@ bool RenderViewContextMenuViews::GetAcceleratorForCommandId(
       *accel = ui::Accelerator(ui::VKEY_S, ui::EF_CONTROL_DOWN);
       return true;
 
+    case IDC_EXIT_FULLSCREEN:
+      if (IsHTML5Fullscreen()) {
+        *accel = ui::Accelerator(ui::VKEY_ESCAPE, ui::EF_NONE);
+        return true;
+      } else {

[sky, 2016/07/07 17:00:41]

nit: no else after return.

[Matt Giuca, 2016/07/08 00:55:46]

Done.

+        ui::AcceleratorProvider* accelerator_provider =
+            GetBrowserAcceleratorProvider();
+        if (!accelerator_provider)
+          return false;
+
+        return accelerator_provider->GetAcceleratorForCommandId(IDC_FULLSCREEN,

[sky, 2016/07/07 17:00:41]

It isn't obvious why you're using the accelerator for FULLSCREEN here. Please
add a comment.

[Matt Giuca, 2016/07/08 00:55:46]

Done.

+                                                                accel);
+      }
+
     case IDC_VIEW_SOURCE:
       *accel = ui::Accelerator(ui::VKEY_U, ui::EF_CONTROL_DOWN);
       return true;
@@ -200,6 +216,15 @@ bool RenderViewContextMenuViews::IsCommandIdEnabled(int command_id) const {
   }
 }
 
+ui::AcceleratorProvider*
+RenderViewContextMenuViews::GetBrowserAcceleratorProvider() const {
+  Browser* browser = chrome::FindBrowserWithWebContents(source_web_contents_);
+  if (!browser)
+    return nullptr;
+
+  return BrowserView::GetBrowserViewForBrowser(browser);
+}
+
 void RenderViewContextMenuViews::AppendPlatformEditableItems() {
   bidi_submenu_model_.AddCheckItem(
       IDC_WRITING_DIRECTION_DEFAULT,