[Android] Add support for a hung renderer dialog

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
diff --git a/chrome/app/generated_resources.grd b/chrome/app/generated_resources.grd
index 286e1e6db75c1fd214cb6a3d428673094cbcb12b..2f8df26854ec228801f657ca9a0a53f053f448ab 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -7357,7 +7357,7 @@ Keep your key file in a safe place. You will need it to create new versions of y
       </message>
       <message name="IDS_BROWSER_HANGMONITOR_RENDERER" desc="A renderer has hung. NOTE: If having no explicit # makes the phrasing awkward, feel free to add a # as necessary. [ICU Syntax]">
         {NUM_PAGES, plural,
-        =1 {The following page has become unresponsive. You can wait for it to become responsive or kill it.}
+        =1 {This page has become unresponsive. You can wait for it to become responsive or kill it.}
         other {The following pages have become unresponsive. You can wait for them to become responsive or kill them.}}
       </message>
       <message name="IDS_BROWSER_HANGMONITOR_RENDERER_WAIT" desc="The label of the 'wait' button">