Use different help URLs for menus, accelerators, and WebUI.

chrome/common/url_constants.cc

Index: chrome/common/url_constants.cc
diff --git a/chrome/common/url_constants.cc b/chrome/common/url_constants.cc
index da738ecbae3e0b6fe51f04ef363c0bd4065c2be2..9917d246bdab05f5d632ace2c833ecec3a92b1e4 100644
--- a/chrome/common/url_constants.cc
+++ b/chrome/common/url_constants.cc
@@ -284,16 +284,38 @@ const char kPasswordManagerLearnMoreURL[] =
     "https://support.google.com/chrome/?p=settings_password";
 #endif
 
-const char kChromeHelpURL[] =
+const char kChromeHelpViaKeyboardURL[] =
 #if defined(OS_CHROMEOS)
 #if defined(OFFICIAL_BUILD)
     "chrome-extension://honijodknafkokifofgiaalefdiedpko/main.html";
 #else
-    "https://support.google.com/chromeos/?p=help";
+    "https://support.google.com/chromeos/?p=help&ctx=keyboard";
 #endif  // defined(OFFICIAL_BUILD
 #else
-    "https://support.google.com/chrome/?p=help";
-#endif
+    "https://support.google.com/chrome/?p=help&ctx=keyboard";
+#endif  // defined(OS_CHROMEOS)
+
+const char kChromeHelpViaMenuURL[] =
+#if defined(OS_CHROMEOS)
+#if defined(OFFICIAL_BUILD)
+    "chrome-extension://honijodknafkokifofgiaalefdiedpko/main.html";
+#else
+    "https://support.google.com/chromeos/?p=help&ctx=menu";
+#endif  // defined(OFFICIAL_BUILD
+#else
+    "https://support.google.com/chrome/?p=help&ctx=menu";
+#endif  // defined(OS_CHROMEOS)
+
+const char kChromeHelpViaWebUIURL[] =
+#if defined(OS_CHROMEOS)
+#if defined(OFFICIAL_BUILD)
+    "chrome-extension://honijodknafkokifofgiaalefdiedpko/main.html";
+#else
+    "https://support.google.com/chromeos/?p=help&ctx=settings";
+#endif  // defined(OFFICIAL_BUILD
+#else
+    "https://support.google.com/chrome/?p=help&ctx=settings";
+#endif  // defined(OS_CHROMEOS)
 
 const char kChromeSyncLearnMoreURL[] =
 #if defined(OS_CHROMEOS)