Reduce the public method footprint of GuestViewBase and derived types.

content/browser/browser_plugin/browser_plugin_guest.cc

Index: content/browser/browser_plugin/browser_plugin_guest.cc
diff --git a/content/browser/browser_plugin/browser_plugin_guest.cc b/content/browser/browser_plugin/browser_plugin_guest.cc
index 2c797318d15cde2e6e1c07ca419bc136e1b302a0..cef0842a37631d3a1d7493dcc42ed1bb59cca4a9 100644
--- a/content/browser/browser_plugin/browser_plugin_guest.cc
+++ b/content/browser/browser_plugin/browser_plugin_guest.cc
@@ -450,14 +450,15 @@ void BrowserPluginGuest::SetContentsOpaque(bool opaque) {
           browser_plugin_instance_id(), opaque));
 }
 
-bool BrowserPluginGuest::Find(int request_id,
-                              const base::string16& search_text,
-                              const blink::WebFindOptions& options) {
-  return delegate_->Find(request_id, search_text, options);
+bool BrowserPluginGuest::HandleFindForEmbedder(
+    int request_id,
+    const base::string16& search_text,
+    const blink::WebFindOptions& options) {
+  return delegate_->HandleFindForEmbedder(request_id, search_text, options);
 }
 
-bool BrowserPluginGuest::StopFinding(StopFindAction action) {
-  return delegate_->StopFinding(action);
+bool BrowserPluginGuest::HandleStopFindingForEmbedder(StopFindAction action) {
+  return delegate_->HandleStopFindingForEmbedder(action);
 }
 
 void BrowserPluginGuest::ResendEventToEmbedder(