Update prebuilts to go 1.12.1
From https://ci.android.com/builds/submitted/5389456/linux/latest/go.zip
Also includes a cherry-pick of
https://github.com/golang/go/commit/ff048033e4304898245d843e79ed1a0897006c6d
Fixes: 126298064
Test: m blueprint_tools
Change-Id: I581e084f909acc0b1e3f95be6452c86c86da1bac
diff --git a/doc/install-source.html b/doc/install-source.html
index f6d9473..bbe7cdf 100644
--- a/doc/install-source.html
+++ b/doc/install-source.html
@@ -349,15 +349,7 @@
<p>
The source code for several Go tools (including <a href="/cmd/godoc/">godoc</a>)
is kept in <a href="https://golang.org/x/tools">the go.tools repository</a>.
-To install all of them, run the <code>go</code> <code>get</code> command:
-</p>
-
-<pre>
-$ go get golang.org/x/tools/cmd/...
-</pre>
-
-<p>
-Or if you just want to install a specific command (<code>godoc</code> in this case):
+To install one of the tools (<code>godoc</code> in this case):
</p>
<pre>
@@ -374,16 +366,6 @@
see <a href="/doc/code.html">How to Write Go Code</a> for the details.
</p>
-<p>
-<b>Note</b>: The <code>go</code> command will install the <code>godoc</code>
-binary to <code>$GOROOT/bin</code> (or <code>$GOBIN</code>) and the
-<code>cover</code> and <code>vet</code> binaries to
-<code>$GOROOT/pkg/tool/$GOOS_$GOARCH</code>.
-You can access the latter commands with
-"<code>go</code> <code>tool</code> <code>cover</code>" and
-"<code>go</code> <code>tool</code> <code>vet</code>".
-</p>
-
<h2 id="community">Community resources</h2>
<p>
@@ -639,14 +621,10 @@
</p>
</li>
-<li><code>$GOMIPS</code> (for <code>mips</code> and <code>mipsle</code> only)
+<li><code>$GOMIPS</code> (for <code>mips</code> and <code>mipsle</code> only) <br> <code>$GOMIPS64</code> (for <code>mips64</code> and <code>mips64le</code> only)
<p>
-This sets whether to use floating point instructions.
+ These variables set whether to use floating point instructions. Set to "<code>hardfloat</code>" to use floating point instructions; this is the default. Set to "<code>softfloat</code>" to use soft floating point.
</p>
-<ul>
- <li><code>GOMIPS=hardfloat</code>: use floating point instructions (the default)</li>
- <li><code>GOMIPS=softfloat</code>: use soft floating point</li>
-</ul>
</li>
</ul>
@@ -670,7 +648,6 @@
</p>
<pre>
-export GOROOT=$HOME/go1.X
export GOARCH=amd64
export GOOS=linux
</pre>