DevTools: telemetry still assumes webviews are pages.

BUG=645099
TBR=dgozman

Review-Url: https://codereview.chromium.org/2324873002
Cr-Commit-Position: refs/heads/master@{#417347}

android_webview/browser/aw_devtools_manager_delegate.cc

@@ -33,10 +33,6 @@ void AwDevToolsManagerDelegate::DevToolsAgentStateChanged(
     DevToolsAgentHost* agent_host, bool attached) {
 }
 
-std::string AwDevToolsManagerDelegate::GetTargetType(RenderFrameHost* host) {
-  return "webview";
-}
-
 std::string AwDevToolsManagerDelegate::GetTargetDescription(
     RenderFrameHost* host) {
   content::WebContents* web_contents =

android_webview/browser/aw_devtools_manager_delegate.h

@@ -26,7 +26,6 @@ class AwDevToolsManagerDelegate : public content::DevToolsManagerDelegate {
   void Inspect(content::DevToolsAgentHost* agent_host) override;
   void DevToolsAgentStateChanged(content::DevToolsAgentHost* agent_host,
                                  bool attached) override;
-  std::string GetTargetType(content::RenderFrameHost* host) override;
   std::string GetTargetDescription(content::RenderFrameHost* host) override;
   std::string GetDiscoveryPageHTML() override;